CN205264303U - Multimedia interactive sand table - Google Patents
Multimedia interactive sand table Download PDFInfo
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- CN205264303U CN205264303U CN201521074603.2U CN201521074603U CN205264303U CN 205264303 U CN205264303 U CN 205264303U CN 201521074603 U CN201521074603 U CN 201521074603U CN 205264303 U CN205264303 U CN 205264303U
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- sand table
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Abstract
The utility model provides a multimedia interactive sand table belongs to the automatic control technology field, including control terminal, sand table, be used for and slip screen, the slide rail of sand table cooperation show and be used for to the projected projection arrangement of sand table, the sand table include the sand table body with set up in three -dimensional scale model on the sand table body, slide the screen with the slide rail phase -match, be equipped with at least one response contact on the slide rail, slide the screen including being used for the response the induction system of response contact, control terminal with projection arrangement connects. It cooperates the deduction with the sand table to make to slide to shield through such design to make the sand table demonstrate the dynamic effect of playing up, actual situation interpromoting relation in five elements, dynamic and static combination experience for relevant personnel provide better visit, make it have a sensation on the spot in person.
Description
Technical field
The utility model relates to technical field of automatic control, many in particular to oneMedia sand table.
Background technology
At present, sand table is extensive use important of the museums such as sales office, science and technology center, museumOpen up old means, but existing solid-state modeling sand table is a kind of fixing, constant showpiece,Complex manufacturing process, cost high workload amount is large, and its form of expression is inflexible, can not present dynamicallyEffect, cannot realize interaction with visitor, and can not offer visitor and experience more intuitively,The effect of performance is dull single.
Utility model content
The purpose of this utility model is to provide a kind of multimedia interaction sand table, above-mentioned to improveProblem.
The utility model is achieved in that
A kind of multimedia interaction sand table, comprise control terminal, sand table, for described sand tableCoordinate the slip screen, slide rail shown and for the projection arrangement to described sand table projection, instituteStating sand table comprises sand table body and is arranged at the three-dimensional model on described sand table body, described cunningMoving screen matches with described slide rail, and described slide rail is provided with at least one sense contact, described inThe screen that slides comprises the induction installation for responding to described sense contact, described control terminal and instituteStating projection arrangement connects.
Adopt the benefit of above-mentioned design to be, carrying out the Zhan Chenshi such as project, pass through control terminalSend instruction to projection arrangement, the content that projection arrangement will be shown projects on sand table and makesSand table presents a kind of dynamic effect, for example, on sand table, originally represent that the static structure in river existsAfter projection, can present the effect of dynamic flow, or sand table Shang street can be after projectionReveal the people of mobile vehicle or walking etc., such dynamic effect can be given visitor a kind of bodyFace the sensation in its border, have stronger interaction sense, meanwhile artificial promotion is slided and is shielded to phaseThe sense contact of answering, induction installation is understood in broadcasting and projection after sensing corresponding sense contactHold the video or the picture that match.
Further, described slip screen is also provided with driver, and described induction installation comprises inductionDecision circuitry and control circuit, described induction decision circuitry respectively with described control terminal and instituteState control circuit and connect, described control circuit is connected with described driver.
By above-mentioned design, the screen that slides can drive after the instruction that receives control terminalUnder the drive of device, move to voluntarily corresponding sense contact, induction installation senses corresponding senseAfter answering contact, can play the video or the picture that match with project content.
Further, described induction decision circuitry comprises singlechip chip, described monolithic movementThe signal input part of sheet and described control terminal wireless connections, the signal of described singlechip chipOutput is connected with described control circuit.
In order to improve the accuracy of induction installation running, need the induction installation can be more accurateThe different corresponding sense contact of instruction of positioning control terminal, singlechip chip can be fastSpeed is processed accurately corresponding instruction and is made operational order accurately.
Further, described multimedia interaction sand table also comprises touch screen integrated machine, described touchingTouch screen all-in-one be positioned in the circumferential side wall of described sand table body, described touch screen integrated machine withDescribed control terminal connects.
By the circumferential side wall at sand table, touch screen integrated machine is set, makes the related personnel canManipulate projection arrangement and the screen that slides by operation touch screen integrated machine, projection arrangement is thrownPenetrate and want the digital content that represents, the screen that simultaneously slides is play corresponding video or picture, like thisDesign strengthened the interactive of sand table and people.
Further, described multimedia interaction sand table also comprises remote control, described remote control dressPut with described control terminal and be connected.
By remote control is set, the content that related personnel can be presented sand table is enteredThe more detailed careful understanding of row, and needn't be subject to the restriction of scope of activities.
Further, described three-dimensional model is made up of crystal material.
Adopting the benefit of crystal material is in the time carrying out projection, light through the reflection of crystal orAfter refraction, can make sand table present more gorgeous effect, offer visit personnel moreThe enjoyment of aesthetic feeling.
Further, described sand table inside is provided with infrared inductor, described infrared induction dressPut with described control terminal and be connected.
By infrared inductor being set in sand table inside, make visit personnel can pass through handRefer to or stock etc., is given directions each position on sand table, and infrared inductor is at once by corresponding positionsThe coordinate information of putting is passed to control terminal, and control terminal sends instruction and projects phase to projection arrangementAnswer the introductory content of position, send instruction simultaneously and play and introduce relevant position to the screen that slidesVideo or picture.
Further, described infrared inductor comprise infrared sensor, sensor circuit andTranstation mission circuit, described sensor circuit connects with described infrared sensor and described transtation mission circuit respectivelyConnect.
Adopt such design to make infrared inductor to provide more smart for visit personnelAccurate service, gives visit personnel better to experience.
Further, described multimedia interaction sand table also comprises audio devices, described audio frequency dressPut with described control terminal and be connected.
Design audio devices, is equipped with thing can and play corresponding introductory content in projection timeThe explanation audio content first recording, can obtain visit personnel more detailed carefulExplaining information also no longer needs interpretation staff's explanation of being correlated with at the scene simultaneously.
Further, the inside of described sand table is also provided with for making described sand table increase or decliningLowering or hoisting gear, described lowering or hoisting gear is connected with described control terminal.
By lowering or hoisting gear is set, strengthen the flexibility of sand table, can be according to visit personnelNeeds manipulate flexibly sand table, for visit personnel provide better experience.
The utility model provides a kind of multimedia interaction sand table, by control terminal controlling projectionDevice is projected to sand table, is shielded and is play corresponding video or picture simultaneously by slip, makes sandDish presents dynamic rendering effect, actual situation interpromoting relation in five elements, is association of activity and inertia, and for visit, personnel provideBetter experience, have a kind of sensation on the spot in person.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below will be to realityExecute the accompanying drawing of required use in example and be briefly described, should be appreciated that the following drawings only showsGo out some embodiment of the present utility model, therefore should not be counted as the restriction to scope,For those of ordinary skill in the art, do not paying under the prerequisite of creative work, alsoCan obtain other relevant accompanying drawings according to these accompanying drawings.
The knot of a kind of multimedia interaction sand table that Fig. 1 provides for the utility model the first embodimentStructure block diagram;
The planar structure signal of a kind of multimedia interaction sand table that Fig. 2 provides for the utility modelFigure;
The knot of a kind of multimedia interaction sand table that Fig. 3 provides for the utility model the second embodimentStructure block diagram;
The another kind of multimedia interaction sand table that Fig. 4 provides for the utility model the second embodimentStructured flowchart;
The knot of a kind of multimedia interaction sand table that Fig. 5 provides for the utility model the 3rd embodimentStructure block diagram;
The another kind of multimedia interaction sand table that Fig. 6 provides for the utility model the 3rd embodimentStructured flowchart.
Reference numeral:
Control terminal 100; Sand table 101; Sand table body 101a; Three-dimensional model 101b; ThrowImage device 102; Screen 103 slides; Slide rail 104; Induction installation 105; Sense contact106; Infrared photoelectric sensor 106a; Driver 107; Induction decision circuitry 108;Control circuit 109; Touch screen integrated machine 110; Infrared inductor 111; Infrared biographySensor 112; Sensor circuit 113; Transtation mission circuit 114; Audio devices 115; LiftingDevice 116.
Detailed description of the invention
Those skilled in the art are seeking a kind of method of improving this problem for a long time always.
Given this, designer of the present utility model is by long-term exploration and trial, Yi JiduoInferior experiment and effort, constantly reform and innovation, have obtained one by a series of designMultimedia interaction sand table, can improve the problems referred to above preferably.
For making object, technical scheme and the advantage of the utility model embodiment clearer, underFace is in connection with the accompanying drawing in the utility model embodiment, to the skill in the utility model embodimentArt scheme is clearly and completely described, and obviously, described embodiment is that this practicality is newType part embodiment, instead of whole embodiment. Conventionally describe in accompanying drawing herein andThe assembly of the utility model embodiment illustrating can be arranged and establish with various configurationMeter.
Therefore the detailed description to the embodiment of the present utility model providing in the accompanying drawings,Not be intended to limit claimed scope of the present utility model, but only represent this practicalityNovel selected embodiment. Based on the embodiment in the utility model, ordinary skillPersonnel, not making the every other embodiment obtaining under creative work prerequisite, belong toIn the scope of the utility model protection.
It should be noted that: in similar label and letter accompanying drawing below, represent similar terms, because ofThis, once be defined in an a certain Xiang Yi accompanying drawing, it is right in accompanying drawing subsequently, not needIt further defines and explains.
In description of the present utility model, it should be noted that, term " " center ", " on ",The orientation of the instruction such as D score, " left side ", " right side ", " vertically ", " level ", " interior ", " outward " or positionPutting pass is based on orientation shown in the drawings or position relationship, or this utility model productThe orientation of usually putting when use or position relationship are only the utility model for convenience of descriptionAnd simplified characterization, instead of device or the element of instruction or hint indication must have specificallyOrientation, with specific orientation structure and operation, therefore can not be interpreted as of the present utility modelRestriction. In addition, term " first ", " second ", " the 3rd " etc. are only for distinguishing description, andCan not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless separately there are clear and definite ruleDetermine and limit, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly,For example, can be to be fixedly connected with, can be also to removably connect, or connect integratedly; CanTo be mechanical connection, it can be also electrical connection; Can be to be directly connected, in also can passing throughBetween medium be indirectly connected, can be the connection of two element internals. Common for this areaTechnical staff, can concrete condition understands concrete in the utility model of above-mentioned termImplication.
The first embodiment, refers to Fig. 1 and Fig. 2.
The present embodiment provides a kind of multimedia interaction sand table, comprises control terminal 100, arrangesSand table 101, projection arrangement 102 on sand table base, slide screen 103 and slide rail 104,Described sand table 101 comprises sand table body 101a and is located at standing on described sand table body 101aBody Model 101b, described projection arrangement 102 is positioned at the top of described sand table 101, for toDescribed sand table 101 projections, described slip screen 103 is for coordinating described sand table 101 to open upShow, described slide rail 104 can be arranged on metope, and described slip screen 103 is along described slide rail104 slips or static, described control terminal 100 is connected with described projection arrangement 102, instituteState slide rail 104 and be provided with at least one sense contact 106, described slip screen 103 is provided withRespond to the induction installation 105 of described sense contact 106.
When described multimedia interaction sand table is during in normal operating conditions, described control terminal100 send instruction to described projection arrangement 102, and described projection arrangement 102 is according to described controlThe instruction of terminal 100 projects corresponding digital content to described sand table 101, manually pushes away simultaneouslyMoving described slip screen 103 is corresponding to the digital content that described projection arrangement 102 projectsSense contact, senses what described projection arrangement 102 projected at described induction installation 105After the corresponding sense contact 106 of digital content, described slip screen 103 by displaying video orPicture is to coordinate described sand table 101 to show.
Described sand table 101, after described projection arrangement 102 projections, will present oneDynamic bandwagon effect, for example, originally represent that the static structure in river exists on described sand table 101After projection, can present the effect of dynamic flow, or described sand table 101Shang street is being thrownMovie queen can present the people of mobile vehicle or walking etc., and such bandwagon effect can provideExperience more intuitively to visitor's one, actual situation interpromoting relation in five elements, be association of activity and inertia, visitor is hadA kind of sensation on the spot in person.
The second embodiment, refers to Fig. 2, Fig. 3 and Fig. 4, the another kind that the present embodiment providesMultimedia interaction sand table.
Described multimedia interaction sand table comprises control terminal 100, sand table 101, projection arrangement102, slip screen 103 and slide rail 104, described sand table 101 comprises sand table body 101aWith the three-dimensional model 101b being located on described sand table body 101a, described control terminal 100Be connected with described projection arrangement 102, described projection arrangement 102 is for to described sand table 101Projection, described slip shields 103 for coordinating described sand table 101 to show, described slipScreen 103 slides or static along described slide rail 104, and described slide rail 104 is provided with at least oneSense contact 106, described slip screen 103 is provided with the sense of the described sense contact 106 of inductionShould install 105, described slip screen 103 is also provided with driver 107, described induction installation 105Comprise induction decision circuitry 108 and control circuit 109, described control circuit 109 with described inDriver 107 connects, and described induction decision circuitry 108 comprises singlechip chip, described listThe signal input part of sheet movement sheet and 100 wireless connections of described control terminal, described single-chip microcomputerThe signal output part of chip is connected with described control circuit 109.
The multimedia interaction sand table that the present embodiment provides in the time of normal operating conditions, described controlTerminal 100 sends instruction, institute to described slip screen 103 and described projection arrangement 102 respectivelyStating projection arrangement 102 projects to described sand table 101 according to the instruction of described control terminal 100Corresponding digital content, described induction decision circuitry 108 is receiving described control terminal 100Instruction after, judge the position at the corresponding sense contact of described instruction 106 places, simultaneouslyThe signal output part of singlechip chip sends control signals to described control circuit 109, described inControl circuit 109 is controlled described driver 107 again, and described driver 107 drives described cunningIt is right that moving screen 103 moves to along described slide rail 104 the instruction institute that described control terminal 100 sendsThe position at sense contact 106 places of answering, now described sense contact 106 triggers described senseShould install 105 projects described slip screen 103 broadcastings and described projection arrangement 102The video that digital content is corresponding or picture, to coordinate described sand table 101 to show.
Preferably, sense contact 106 described in the present embodiment is infrared photoelectric sensor 106a,When sliding, screen 103 moves to along described slide rail 104 instruction that described control terminal 100 sendsBehind the position at corresponding infrared photoelectric sensor 106a place, described infrared photoelectric sensor106a send the signal of telecommunication to described induction decision circuitry 108 to trigger described induction installation 105,Make described slip screen 103 play the digital content phase projecting with described projection arrangement 102Corresponding video or picture, to coordinate described sand table 101 to show.
Preferably, described control circuit 109 comprises amplifying circuit and relay, described monolithicThe signal output part of movement sheet is connected with the coil of described relay by described amplifying circuit,The common port of described relay is connected with described driver 107, and the normally closed of described relay touchedPoint is unsettled, and the normally opened contact ground connection of described relay, described in described control circuit 109 passes throughRelay is realized the control to described driver 107.
In the present embodiment, the control model of described control terminal 100 can have three kinds, respectivelyFor automatically controlling, manually controlling and remote control control. In the time adopting control automatically, described controlTerminal 100 processed can adopt central server, and described central server utilizes computer program-controlTechnology realizes the automatic control to multimedia interaction sand table; In the time adopting manually control, in instituteState in the circumferential side wall of sand table 101 and touch screen integrated machine 110 is set or pacifies in display scenePut one platform independent arrange manipulator, described touch screen integrated machine 110 make visit personnel orThe on-the-spot guide of person can realize institute by described touch screen integrated machine 110 or manipulatorState the control of projection arrangement 102 and described slip screen 103; In the time adopting remote control control, instituteState multimedia interaction sand table and show by the remote control of remote control, described remote control withDescribed control terminal 100 connects, and described remote control can be laser pen or remote controller.
Preferably, described three-dimensional model 101b adopts crystal material to make, and adopts crystal materialAdvantage be in the time carrying out projection, crystal is launched light or is reflected rear formation and plays upEffect, the bandwagon effect that sand table is presented is more gorgeous.
The multimedia interaction sand table providing for the present embodiment, first its have better fromThe moving function of controlling, no longer needs the artificial screen 103 that promotes to slide to corresponding sense contact 106Position to trigger induction installation 105, secondly control terminal 100 adopts multiple modes of operation,Facilitate related personnel's operation, last three-dimensional model 101b adopts crystal material, can make sandThe bandwagon effect that dish presents is more gorgeous, experiences for related personnel provides better visit.
The 3rd embodiment, refers to Fig. 2, Fig. 5 and Fig. 6.
A kind of multimedia interaction sand table that the present embodiment provides, it realizes the skill of principle and generationArt effect and previous embodiment are basic identical, are easy description, and the present embodiment part is not mentionedPart, can be with reference to corresponding contents in preceding method embodiment.
In the present embodiment, the inside of described sand table 101 is provided with infrared inductor 111, instituteStating infrared inductor 111 comprises infrared sensor 112, sensor circuit 113 and sendsCircuit 114, described sensor circuit 113 respectively with described infrared sensor 112 and describedPower transmission road 114 connects, and described transtation mission circuit 114 is connected with described control terminal 100.
When normal condition, infrared sensor 112 is to the electric current of sensor circuit 113 stable outputs,In the time that related personnel touches certain position of sand table 101 with finger or stock, infrared sensingThe current value that device 112 is exported to sensor circuit 113 will change, now sensor circuit 113To send control signal to transtation mission circuit, transtation mission circuit is passed the coordinate information of this positionGive control terminal 100, it is corresponding that control terminal 100 recalls this position according to coordinate informationDigital content sends instruction to projection arrangement 102 and the screen 103 that slides simultaneously, makes projectionDevice 102 is to sand table 101 digital contents corresponding to this position of projection, and the screen 103 that slidesPlay corresponding video or picture, assist displaying. Such design, has strengthened sand table101 interactive functions, contribute to the content that visit personnel show sand table 101 to carry out in detailCareful understanding to the greatest extent.
Preferably, the multimedia interaction sand table in the present embodiment is also provided with audio devices 115,Described audio devices 115 is connected with described control terminal 100, when projection arrangement 102 and slidingWhen moving screen 103 carries out the displaying of the contents of a project etc., control terminal 100 send simultaneously instruction toAudio devices 115, audio devices 115 will be play the explanation record matching with the content of showingSound, can make related personnel understand more in time the content of showing like this.
Preferably, in the present embodiment, the inside of sand table 101 is also provided with lowering or hoisting gear 116, instituteStating lowering or hoisting gear 116 is connected with described control terminal 100. When sand table 101 entirety orCertain part need to be given prominence to while displaying, and control terminal 100 transmitted signal instructions are to liftingDevice 116 carries out control operation to it, or it is husky with finger or stock touching to work as related personnelWhen dish certain position of 101, infrared inductor 111 sends the coordinate information of this positionGive control terminal 100, control terminal 100 again transmitted signal instruction to lowering or hoisting gear 116 withControl rising or the decline of this position.
The multimedia interaction sand table that the present embodiment provides has better and the merit of people's interactionCan, by infrared inductor 111, audio devices 115 and lowering or hoisting gear 116 are setMake the related personnel can be to having more detailed careful understanding in shown, even rightAny part of sand table 101 can be shown separately.
The foregoing is only preferred embodiment of the present utility model, be not limited to thisUtility model, for a person skilled in the art, the utility model can have more variousChange and change. All within spirit of the present utility model and principle, any amendment of doing,Be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a multimedia interaction sand table, is characterized in that, comprise control terminal, sand table,For coordinating the slip screen, slide rail of displaying with described sand table and for to described sand table projectionProjection arrangement, described sand table comprises sand table body and is arranged at vertical on described sand table bodyBody Model, described slip screen matches with described slide rail, and described slide rail is provided with at least oneSense contact, described slip screen comprises the induction installation for responding to described sense contact, instituteStating control terminal is connected with described projection arrangement.
2. a kind of multimedia interaction sand table according to claim 1, is characterized in that,Described slip screen is also provided with driver, and described induction installation comprises induction decision circuitry and controlCircuit, described induction decision circuitry is connected with described control terminal and described control circuit respectively,Described control circuit is connected with described driver.
3. multimedia interaction sand table according to claim 2, is characterized in that, described inInduction decision circuitry comprises singlechip chip, the signal input part of described singlechip chip and instituteState control terminal wireless connections, the signal output part of described singlechip chip and described control electricityRoad connects.
4. multimedia interaction sand table according to claim 2, is characterized in that, described inMultimedia interaction sand table also comprises touch screen integrated machine, described in described touch screen integrated machine is positioned atIn the circumferential side wall of sand table body, described touch screen integrated machine is connected with described control terminal.
5. multimedia interaction sand table according to claim 2, is characterized in that, described inMultimedia interaction sand table also comprises remote control, and described remote control and described control terminal connectConnect.
6. multimedia interaction sand table according to claim 1, is characterized in that, described inThree-dimensional model is made up of crystal material.
7. according to the multimedia interaction sand table described in claim 2 to 6 any one, its featureBe, described sand table inside is provided with infrared inductor, described infrared inductor with described inControl terminal connects.
8. multimedia interaction sand table according to claim 7, is characterized in that, described inInfrared inductor comprises infrared sensor, sensor circuit and transtation mission circuit, described inductionCircuit is connected with described infrared sensor and described transtation mission circuit respectively.
9. multimedia interaction sand table according to claim 8, is characterized in that, described inMultimedia interaction sand table also comprises audio devices, and described audio devices and described control terminal connectConnect.
10. multimedia interaction sand table according to claim 9, is characterized in that, described inThe inside of sand table is also provided with the lowering or hoisting gear for making described sand table rise or decline, described literFalling unit is connected with described control terminal.
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| CN201521074603.2U CN205264303U (en) | 2015-12-21 | 2015-12-21 | Multimedia interactive sand table |
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| CN201521074603.2U CN205264303U (en) | 2015-12-21 | 2015-12-21 | Multimedia interactive sand table |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107886826A (en) * | 2017-11-22 | 2018-04-06 | 上海未石影视文化有限公司 | A kind of laser induced interactive digital sand table model |
| CN108021073A (en) * | 2018-01-09 | 2018-05-11 | 郑州怡之合教育科技有限公司 | A kind of low and high level triggering sand table demonstration interaction can self-checking circuit control system |
| CN108269310A (en) * | 2018-03-20 | 2018-07-10 | 公安部上海消防研究所 | A kind of interactive exhibition system, method and device |
| CN108744220A (en) * | 2018-03-14 | 2018-11-06 | 青岛同昌康复设备科技有限公司 | A kind of more perceptual training's systems based on 3D printing technique |
| CN109243217A (en) * | 2018-09-28 | 2019-01-18 | 国网信通亿力科技有限责任公司 | It is a kind of can time shift agriculture load electronic sand table design method |
| CN110397827A (en) * | 2019-07-22 | 2019-11-01 | 上海爱道电子科技有限公司 | A kind of interaction track screen device |
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2015
- 2015-12-21 CN CN201521074603.2U patent/CN205264303U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107886826A (en) * | 2017-11-22 | 2018-04-06 | 上海未石影视文化有限公司 | A kind of laser induced interactive digital sand table model |
| CN108021073A (en) * | 2018-01-09 | 2018-05-11 | 郑州怡之合教育科技有限公司 | A kind of low and high level triggering sand table demonstration interaction can self-checking circuit control system |
| CN108744220A (en) * | 2018-03-14 | 2018-11-06 | 青岛同昌康复设备科技有限公司 | A kind of more perceptual training's systems based on 3D printing technique |
| CN108744220B (en) * | 2018-03-14 | 2021-07-09 | 青岛同昌康复设备科技有限公司 | Multi-sense organ training system based on 3D printing technology |
| CN108269310A (en) * | 2018-03-20 | 2018-07-10 | 公安部上海消防研究所 | A kind of interactive exhibition system, method and device |
| CN109243217A (en) * | 2018-09-28 | 2019-01-18 | 国网信通亿力科技有限责任公司 | It is a kind of can time shift agriculture load electronic sand table design method |
| CN110397827A (en) * | 2019-07-22 | 2019-11-01 | 上海爱道电子科技有限公司 | A kind of interaction track screen device |
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Address after: 610000 Sichuan Province Industrial Park, Xinjin Industrial Park, the new material industry functional area of the new material on the south side of the road 24 Patentee after: Chengdu Jingcheng Enoch Polytron Technologies Inc Address before: 611436 Sichuan Province Industrial Park, Xinjin Industrial Park, the new material industry functional area of the new material on the south side of the road 24 Patentee before: CHENGDU JINGCHENG YINUO TECHNOLOGY CO., LTD. |
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