CN103159358B - Control system of multipurpose domestic water purifier - Google Patents
Control system of multipurpose domestic water purifier Download PDFInfo
- Publication number
- CN103159358B CN103159358B CN201310104508.1A CN201310104508A CN103159358B CN 103159358 B CN103159358 B CN 103159358B CN 201310104508 A CN201310104508 A CN 201310104508A CN 103159358 B CN103159358 B CN 103159358B
- Authority
- CN
- China
- Prior art keywords
- water
- central processing
- processing unit
- ultraviolet sterilization
- purifying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Physical Water Treatments (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a control system of a multipurpose domestic water purifier. The water purifier comprises a shell component, an ultrafiltration device, an activated carbon tank, an ultraviolet sterilization device and a touch screen control and display device, wherein the shell component is provided with a tap water inlet (10), a primary purified water outlet (20), a secondary purified water outlet (30), a direct drinking water outlet (40) and an electromagnetic valve connected respectively; an inlet of the ultrafiltration device is connected with the tap water inlet (10), a drainage port is connected with the primary purified water outlet (20), and an outlet is connected with an inlet of the activated carbon tank; outlets on both ends of the activated carbon tank are respectively connected with inlets of the secondary purified water outlet (30) and the ultraviolet sterilization device; an inlet of the ultraviolet sterilization device is connected with the direct drinking water outlet (40); and a pipeline connected between the activated carbon tank and the ultraviolet sterilization device is provided with a flow sensor. The control system comprises a central processing unit, a power source and a buzzer, wherein keys and the flow sensor input signals to the central processing unit; and the central processing unit outputs signals to the ultraviolet lamp, electromagnetic valve, buzzer and display screen. The invention is applicable to the field of domestic water purification.
Description
Technical field
The present invention relates to a kind of Controlling System of multipurpose domestic water-purifying machine.
Background technology
Household water-purifying machine is a kind of water purifying plant that tap water is purified.Existing household water-purifying machine function singleness, generally only has one-level or what ultra-filtration filters processing, though water quality can meet general needs, but mouthfeel is not good.And, after a tap of the general access of existing household water-purifying machine, be difficult to meet full room water demand everywhere.
In addition, common water-purifying machine on the market, the water demand that is difficult to solve full room, a normally preposition filtration, as the product of a primary filter, join again a water-purifying machine, make tea as drinking water etc., then add a ultra-filtration membrane product, purify as the domestic water of laundry or flushing etc., cause taking up room, management maintenance and installation are all cumbersome.And existing central water purifier on market but only has merely purification, there is no sterilizing function, do not reach the standard of directly drinking.And the water-purifying machine water yield of existing employing RO reverse osmosis is little, is difficult to meet full room water demand.
In addition, the water-purifying machine on existing market often cannot use in the time having a power failure, and can not get purifying waste water, and therefore in the time having a power failure, is very limited.
The Controlling System function singleness of existing household water-purifying machine, all makes troubles to monitoring, maintenance, use.Along with, the development of technology and growth in the living standard, people are more and more higher for the requirement of home appliance, occurred at present intelligent appliance, but also there is no a kind of such intelligent control system for household water-purifying machine, be difficult to meet the water demand that people are more and more higher.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provide a kind of easy to use, be convenient to safeguard, full-automatic intelligent operation, have a power failure and also can produce the Controlling System of the multipurpose domestic water-purifying machine of purifying waste water.
The technical solution adopted in the present invention is: described multipurpose domestic water-purifying machine comprises that described multipurpose domestic water-purifying machine comprises housing unit, ultra-filtration equipment, charcoal canister, ultraviolet sterilization apparatus, the front of described housing unit is provided with touch screen control and display unit, and the sidewall of described housing unit is provided with running water inlet, primary purifying water out, secondary purification water out, direct-drinking water outlet, the water-in of described ultra-filtration equipment is connected with described running water inlet, sewage draining exit is connected with described primary purifying water out, water outlet is connected with the import at described charcoal canister middle part, the two ends of described charcoal canister are respectively provided with an outlet and are connected with the import of described secondary purification water out and described ultraviolet sterilization apparatus respectively, the outlet of described ultraviolet sterilization apparatus is connected with described direct-drinking water outlet, connect on the pipeline of described charcoal canister and described ultraviolet sterilization apparatus and be connected to flow sensor, the Controlling System of described multipurpose domestic water-purifying machine comprises for receiving, process, send the data of each device and the central processing unit of instruction, be used to the power supply of described central processing unit power supply, for the hummer of reporting to the police, described touch screen control and display unit comprise display screen, button, described running water inlet, described primary purifying water out, described secondary purification water out, described direct-drinking water outlet connected electromagnetic valve respectively, described button, described flow sensor is to described central processing unit input signal, and described central processing unit is to the UV-lamp of described ultraviolet sterilization apparatus, described magnetic valve, described hummer and described display screen output signal.
Described central processing unit comprises main control chip, the display chip that communicates with described main control chip, solenoid valve controller, device for control ultra violet lamp, for the RTC clock of timing signal is provided to central processing unit, described display chip sends display to described display screen, described solenoid valve controller sends and opens and closes signal to described magnetic valve, and described device for control ultra violet lamp sends and opens and closes signal to described UV-lamp.
Described ultra-filtration equipment adopts hollow fiber ultrafiltration membrane to filter.
In described ultra-filtration equipment, before described hollow fiber ultrafiltration membrane, be provided with KDF and/or Chinese medicinal stone filtering element.
The invention has the beneficial effects as follows: because the Controlling System of described multipurpose domestic water-purifying machine comprises for receiving, process, send the data of each device and the central processing unit of instruction, be used to the power supply of described central processing unit power supply, for the hummer of reporting to the police, described touch screen control and display unit comprise display screen, button, described running water inlet, described primary purifying water out, described secondary purification water out, described direct-drinking water outlet connected electromagnetic valve respectively, described button, described flow sensor is to described central processing unit input signal, described central processing unit is to the UV-lamp of described ultraviolet sterilization apparatus, described magnetic valve, described hummer and described display screen output signal, the present invention by each function unit, has realized full-automatic water processed, and water processed does not need artificial participation, and having a power failure also can water processed, thus the present invention easy to use, be convenient to safeguard, full-automatic intelligent operation, power failure also can produce and purify waste water.
Brief description of the drawings
Fig. 1 is the each several part connection diagram of the Controlling System of the multipurpose domestic water-purifying machine of the embodiment of the present invention;
Fig. 2 is the control flow schematic diagram of the Controlling System of the multipurpose domestic water-purifying machine of the embodiment of the present invention;
Fig. 3 is the perspective view of the multipurpose domestic water-purifying machine of the embodiment of the present invention;
Fig. 4 is the connection diagram of each parts of the multipurpose domestic water-purifying machine of the embodiment of the present invention;
Fig. 5 is that the multipurpose domestic water-purifying machine of the embodiment of the present invention removes the structure schematic diagram after housing unit;
Fig. 6 is that the multipurpose domestic water-purifying machine of the embodiment of the present invention removes the perspective view after housing unit;
Fig. 7 is the perspective view that the multipurpose domestic water-purifying machine of the embodiment of the present invention removes another angle after housing unit.
Embodiment
As shown in Fig. 3~Fig. 7, the multipurpose domestic water-purifying machine of the present embodiment comprises housing unit 100, electric control gear, ultra-filtration equipment 1, charcoal canister 2, ultraviolet sterilization apparatus 3, in described housing unit 100, be also provided with and support fixation kit 300, described support fixation kit 300 is by described ultra-filtration equipment 1, described charcoal canister 2, described ultraviolet sterilization apparatus 3 supports and is fixed on described housing unit 100, the front of described housing unit 100 is provided with touch screen control and display unit 200, described touch screen control and display unit 200 are electrically connected with described electric control gear, for parameters and function being arranged by touch screen, the function of multipurpose domestic water-purifying machine is controlled in operation, and show the information such as the working order of water-purifying machine, easy to use, on the same face sidewall of described housing unit 100, concentrate and be provided with running water inlet 10, primary purifying water out 20, secondary purification water out 30, direct-drinking water outlet 40, not only make pipeline concentrate, easy for installation, and make its outward appearance succinct, the water-in of described ultra-filtration equipment 1 is connected with described running water inlet 10, sewage draining exit is connected with described primary purifying water out 20, water outlet is connected with the import at described charcoal canister 2 middle parts, the two ends of described charcoal canister 2 are respectively provided with an outlet and are connected with the import of described secondary purification water out 30 and described ultraviolet sterilization apparatus 3 respectively, the outlet of described ultraviolet sterilization apparatus 3 is connected with described direct-drinking water outlet 40, described ultra-filtration equipment 1 adopts hollow fiber ultrafiltration membrane to filter, ultra-filtration membrane is that a kind of aperture specification is consistent, specified pore diameter range is the micropore filtering film of 0.001~0.02 μ m, a side at film imposes suitable pressure, just can sift out the solute molecule that is less than aperture, be greater than 500 dalton Dalton or Da with isolated molecule amount, particle diameter is greater than the particle of 2~20nm, can be used for ultrapure water preparation, in described ultra-filtration equipment 1, before described hollow fiber ultrafiltration membrane, be provided with KDF and/or Chinese medicinal stone filtering element 5, KDF is a kind of trade(brand)name of highly purified copper zinc alloy filtrate, that copper zinc alloy passes through special process processing and manufacturing, mainly contain two kinds of KDF55 and KDF85, for removing the heavy metal of water and acid ion as the chlorine residue in tap water, improve the activation degree of water, more be conducive to the absorption of human body to water, protection HUMAN HEALTH, promote human body metabolism, and long service life, can 100% recover filtration capacity, can effectively control microbial growth, stop the accumulation of hard scale etc., medical stone is a kind of to biological nontoxic, harmless and there is certain bioactive composite minerals or medicinal rock, main chemical compositions is inorganic silico-aluminate, pigment and bacterium are had to adsorptive power, also contain the required whole major elements of animal, medical stone is after water, leachable to human body and the useful major element K of organism, Ca, Mg and Si, Fe, Zn, Cu, Mo, Se, Mn, Sr, Ni, V, Li, Co, Cr, I, Ge, the trace elements such as Ti, medical stone can also the necessary amino acid of stripping human body in the aqueous solution, therefore there is the effect of water purification and nutrient health, the Main Function of described charcoal canister 2 is the impurity in planar water, microorganism, and improve the mouthfeel of the water after ultrafiltration, described ultraviolet sterilization apparatus 3 is to the further sterilization and disinfection of water purifying, connect on the pipeline of described charcoal canister 2 and described ultraviolet sterilization apparatus 3 and be connected to flow sensor 4, described flow sensor 4 is electrically connected with described electric control gear, described flow sensor 4 is for calculating the water purifier working hour, be convenient to the timing of infrastructure work time and change filter material.
In the present embodiment, described running water inlet 10 is connected with domestic running water water inlet manifold, described primary purifying water out 20 is washed nappy water-supply line with kitchen and is connected, described secondary purification water out 30 is connected with toilet water-supply line, described direct-drinking water outlet 40 washes nappy with kitchen and direct-drinking water water-supply line is connected, and, by described primary purifying water out 20, described direct-drinking water outlet 40 accesses respectively same kitchen washes two cold and hot water-supply lines of dish tap, can realize by the water tap of two-way water feeding the switching of different quality, meet different user demands.
Multipurpose domestic water-purifying machine of the present invention carries out multiple stage purification, filtration, sterilization by described ultra-filtration equipment 1, described charcoal canister 2, described ultraviolet sterilization apparatus 3 to tap water respectively, than existing simple super-filtration purifying, not only can ensure the effect of filter sterilization sterilization, and can improve the mouthfeel of direct-drinking water, when user is directly drunk with the water of water end (W.E.), mouthfeel is good; And provide purifying waste water of different decontamination effect improvings by described primary purifying water out 20, described secondary purification water out 30 and described direct-drinking water outlet 40 respectively, to be applied to the different use occasion of family, as use primary purifying water wash dish, use two primary purifying water wash one's face and rinse one's mouth shower, directly drink or make tea by direct-drinking water and cook etc., both met the requirement of different occasions for water quality, what unlikely waste was more senior again purifies waste water, and also can increase the service life for water-purifying machine; Tap water is directly accessed to multi-usage water-purifying machine of the present invention, can by purify waste water pipeline by various different purify that purifying waste water of ranks be assigned to full room use water spot everywhere; And, in the time having a power failure, can, directly by described primary purifying water out 20 and described secondary purification water out 30 water outlets, at least carry out first class purification, meet in the time having a power failure the user demand of purifying waste water; In addition, multipurpose domestic water-purifying machine of the present invention has overcome the little shortcoming of the water-purifying machine water yield of existing employing RO reverse osmosis, can meet full room water demand; Therefore multipurpose domestic water-purifying machine of the present invention be that a kind of disinfection effect is good, water quality is good, water outlet mouthfeel is good, can the full room of the centralizedly supply multipurpose domestic water-purifying machine of water demand everywhere, this multipurpose domestic water-purifying machine can provide purifying waste water of different decontamination effect improvings simultaneously, and in the time having a power failure, still can provide and purify waste water, be a kind of round-the-clock water purifier.
As Fig. 1, shown in Fig. 2, the Controlling System of the described multipurpose domestic water-purifying machine of the present embodiment comprises for receiving, process, send the data of each device and the central processing unit of instruction, be used to the power supply of described central processing unit power supply, for the hummer of alarm, described touch screen control and display unit 200 comprise display screen, button, described running water inlet 10, described primary purifying water out 20, described secondary purification water out 30, described direct-drinking water outlet 40 connected electromagnetic valve respectively, described button, described flow sensor 4 is to described central processing unit input signal, and described central processing unit is to the UV-lamp of described ultraviolet sterilization apparatus 3, described magnetic valve, described hummer and described display screen output signal, described central processing unit comprises main control chip, the display chip communicating with described main control chip, solenoid valve controller, device for control ultra violet lamp, for the RTC clock of timing signal is provided to central processing unit, described display chip sends display to described display screen, described solenoid valve controller sends and opens and closes signal to described magnetic valve, and described device for control ultra violet lamp sends and opens and closes signal to described UV-lamp.
Make multipurpose domestic water-purifying machine there is following brand-new function by Controlling System of the present invention:
(1) full-automatic water processed, water processed does not need artificial participation, and having a power failure also can water processed.
(2) full-automatic flushing combines with manual flushing, and system has internal system time clock, can timing automatic rinses, and rinses the moment can arrange, also can manual operation, and the rise clicking on interface can be carried out once flushing process.
(3) ultrafiltration material is changed prompting function, and system has internal system time clock, and by comparing accumulative total duration of service and ultrafiltration materials'use life-span, if exceed work-ing life, system can be reminded by interface pilot lamp and hummer.
(4) gac is changed prompting function, and system has internal system time clock, and by comparing accumulative total duration of service and ultrafiltration materials'use life-span, if exceed work-ing life, system can be reminded by interface pilot lamp and hummer.
(5) band UV-lamp sterilization, UV-lamp can be controlled by described flow sensor 4, reach the object that improves UV-lamp work-ing life and energy-conserving and environment-protective, while current having been detected as flow sensor 4 as described in can controlling, start UV-lamp 5 minutes, while thering is no current, after 5 minutes, automatically close UV-lamp.
(6) UV-lamp is changed prompting function, and system has internal system time clock, and by comparing work-ing life accumulative total duration of service and UV-lamp, if exceed work-ing life, system can be reminded by interface pilot lamp and hummer.
In the present embodiment, the magnetic valve that described running water inlet 10, described primary purifying water out 20, described secondary purification water out 30 connect is open type motorized valve, in the time having a power failure, open, therefore in the time having a power failure, although described ultraviolet sterilization apparatus 3 cannot be worked, but described ultra-filtration water purifier 1 and described charcoal canister 2 still can normally be worked, the present invention still can purification water making, do not affect use, therefore by Controlling System of the present invention, can make multipurpose domestic water-purifying machine of the present invention become a kind of round-the-clock water-purifying machine.
The present invention can be widely used in family's water purification field.
Claims (3)
1. the Controlling System of a multipurpose domestic water-purifying machine, described multipurpose domestic water-purifying machine comprises housing unit (100), ultra-filtration equipment (1), charcoal canister (2), ultraviolet sterilization apparatus (3), the front of described housing unit (100) is provided with touch screen control and display unit (200), the sidewall of described housing unit (100) is provided with running water inlet (10), primary purifying water out (20), secondary purification water out (30), direct-drinking water outlet (40), the water-in of described ultra-filtration equipment (1) is connected with described running water inlet (10), sewage draining exit is connected with described primary purifying water out (20), water outlet is connected with the import at described charcoal canister (2) middle part, the two ends of described charcoal canister (2) are respectively provided with an outlet and are connected with the import of described secondary purification water out (30) and described ultraviolet sterilization apparatus (3) respectively, the outlet of described ultraviolet sterilization apparatus (3) exports (40) with described direct-drinking water and is connected, connect on the pipeline of described charcoal canister (2) and described ultraviolet sterilization apparatus (3) and be connected to flow sensor (4), it is characterized in that: the Controlling System of described multipurpose domestic water-purifying machine comprises for receiving, process, send the data of each device and the central processing unit of instruction, be used to the power supply of described central processing unit power supply, for the hummer of reporting to the police, described touch screen control and display unit (200) comprise display screen, button, described running water inlet (10), described primary purifying water out (20), described secondary purification water out (30), described direct-drinking water outlet (40) is connected electromagnetic valve respectively, described button, described flow sensor (4) is to described central processing unit input signal, described central processing unit is to the UV-lamp of described ultraviolet sterilization apparatus (3), described magnetic valve, described hummer and described display screen output signal, described central processing unit comprises main control chip, the display chip that communicates with described main control chip, solenoid valve controller, device for control ultra violet lamp, for the RTC clock of timing signal is provided to central processing unit, described display chip sends display to described display screen, described solenoid valve controller sends and opens and closes signal to described magnetic valve, and described device for control ultra violet lamp sends and opens and closes signal to described UV-lamp.
2. the Controlling System of multipurpose domestic water-purifying machine according to claim 1, is characterized in that: described ultra-filtration equipment (1) adopts hollow fiber ultrafiltration membrane to filter.
3. the Controlling System of multipurpose domestic water-purifying machine according to claim 2, is characterized in that: in described ultra-filtration equipment (1), before described hollow fiber ultrafiltration membrane, be provided with KDF and/or Chinese medicinal stone filtering element (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310104508.1A CN103159358B (en) | 2013-03-28 | 2013-03-28 | Control system of multipurpose domestic water purifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310104508.1A CN103159358B (en) | 2013-03-28 | 2013-03-28 | Control system of multipurpose domestic water purifier |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103159358A CN103159358A (en) | 2013-06-19 |
CN103159358B true CN103159358B (en) | 2014-07-02 |
Family
ID=48582937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310104508.1A Active CN103159358B (en) | 2013-03-28 | 2013-03-28 | Control system of multipurpose domestic water purifier |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103159358B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105615651A (en) * | 2014-11-14 | 2016-06-01 | 郑颖儒 | Separation type water dispenser |
CN106745904A (en) * | 2017-01-21 | 2017-05-31 | 上海巽晔计算机科技有限公司 | It is a kind of can real-time monitoring water quality water purifier |
CN107098521A (en) * | 2017-06-10 | 2017-08-29 | 佛山市云米电器科技有限公司 | Water system and its control method with UV functions |
CN107640840A (en) * | 2017-09-10 | 2018-01-30 | 绵阳西真科技有限公司 | A kind of Multifunctional water purification device |
CN107928415A (en) * | 2017-12-21 | 2018-04-20 | 广东纳德供应链管理有限公司 | Potable water equipment |
CN108095556A (en) * | 2017-12-28 | 2018-06-01 | 广东纳德供应链管理有限公司 | The control system of Potable water equipment and the Potable water equipment including the control system |
CN108585252B (en) * | 2018-06-07 | 2024-02-02 | 娄瀚文 | Environment-friendly household water purifier |
CN108996603A (en) * | 2018-07-26 | 2018-12-14 | 广州鼎拓信息科技有限公司 | A kind of purifier and the household self-powered drinking water system with it |
CN109566802B (en) * | 2018-12-03 | 2022-05-17 | 陕西汇源健康食品有限公司 | Production process and production line of beverage capable of improving cardiovascular disease |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6607668B2 (en) * | 2001-08-17 | 2003-08-19 | Technology Ventures, Inc. | Water purifier |
CN201362629Y (en) * | 2009-02-16 | 2009-12-16 | 陈大川 | Urban and rural household integrated manual/automatic sewage ultraviolet water purifier |
CN201737794U (en) * | 2009-09-08 | 2011-02-09 | 多元水环保技术产业(中国)有限公司 | Household water purification treatment device |
CN101844850A (en) * | 2010-06-03 | 2010-09-29 | 同济大学 | Direct drinking water purifying method and device |
CN201825795U (en) * | 2010-06-25 | 2011-05-11 | 王锦林 | Multifunctional household water purifier |
CN202594903U (en) * | 2012-06-16 | 2012-12-12 | 成都市飞龙水处理技术研究所 | Integrated multifunctional water making machine |
CN203187485U (en) * | 2013-03-28 | 2013-09-11 | 深圳市汇清科技有限公司 | Control system of multipurpose household water purifier |
-
2013
- 2013-03-28 CN CN201310104508.1A patent/CN103159358B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN103159358A (en) | 2013-06-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103159358B (en) | Control system of multipurpose domestic water purifier | |
CN102874970B (en) | Direct water dispenser | |
CN102929165B (en) | A kind of control system of Potable water equipment | |
CN203187485U (en) | Control system of multipurpose household water purifier | |
CN202829773U (en) | Water purifier with ozone sterilization function | |
CN201737794U (en) | Household water purification treatment device | |
CN103613217A (en) | Water purifier capable of adjusting water quality | |
CN202744408U (en) | Intelligent water purifier capable of optimizing TDS (total dissolved solid) value and pH value of drinking water | |
CN202953902U (en) | Instant drinking machine | |
CN203938551U (en) | Machine is directly drunk in a kind of multi-functional nanofiltration | |
CN106277443A (en) | A kind of full automatic water purifier | |
CN104003536B (en) | A kind of method of quality classification water supply | |
CN104860451A (en) | Household water processing system | |
CN203307171U (en) | Improved ozone sterilizing-type water purifier | |
CN106315899A (en) | Back washing ultrafiltration water purifier | |
CN207330540U (en) | Community's direct drinking blends cabinet-type air conditioner | |
CN201694917U (en) | Full-automatic backwash drain and ultrafiltration membrane water purifier | |
CN103159359B (en) | Multipurpose domestic water purifier | |
CN101269891A (en) | Drinking water cleaning apparatus | |
CN203187484U (en) | Multipurpose household water purifier | |
CN208500638U (en) | A kind of Multifunctional water treatment device | |
CN201777949U (en) | Multifunctional water purifier | |
CN202030596U (en) | Water purification system and integral cupboard provided with same | |
CN212198807U (en) | Central quality-divided water purification system | |
CN201890814U (en) | Activated water preparation equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518110 Guangdong Province, Shenzhen city Longhua District Guanlan sightseeing road rich industrial zone Huiqing Technology Park Patentee after: Shenzhen Hui Qing Polytron Technologies Inc Address before: 518110 Guangdong Province, Shenzhen city Longhua District Guanlan sightseeing road rich industrial zone Huiqing Technology Park Patentee before: Shenzhen Huiqing Technology Co., Ltd. |