CN102785368A - Preparation method for super-hybrid composite material - Google Patents
Preparation method for super-hybrid composite material Download PDFInfo
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- CN102785368A CN102785368A CN2012102889548A CN201210288954A CN102785368A CN 102785368 A CN102785368 A CN 102785368A CN 2012102889548 A CN2012102889548 A CN 2012102889548A CN 201210288954 A CN201210288954 A CN 201210288954A CN 102785368 A CN102785368 A CN 102785368A
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Abstract
The invention discloses a preparation method for a super-hybrid composite material. The method comprises the following steps of: providing a mold; and forming the super-hybrid composite material on the inner wall of a mold cavity of the mold, wherein the super-hybrid composite material comprises a fiber-reinforced composite plastic layer and metal fibers mixed with the fiber-reinforced composite plastic layer. According to the preparation method for the supe-rhybrid composite material, the metal fibers are mixed with the fiber-reinforced composite plastic layer, and the rigidity and stretchability of the metal fibers are well reflected. The super-hybrid composite material prepared by the preparation method for the super-hybrid composite material has high crashworthiness and abrasion resistance. Therefore, when the super-hybrid composite material is used for manufacturing a ship body or other devices, the crashworthiness and abrasion resistance of the ship or the other devices can be improved.
Description
[technical field]
The present invention relates to a kind of manufacturing approach of material, particularly relate to a kind of superhybrid composite manufacturing approach.
[background technology]
The hull of ships and light boats generally adopts steel, timber, non-ferrous metal, cement, glass fibre, plastic or other material to process.Make hull with glass fibre, the ratio of hull material is great.Because composite proportion is less, along with the traffic transport industry light weight, at a high speed, energy-conservation, reduce the development trend of polluting, composite is regarded as the ideal material of Ship Structure gradually.Yet, when common composite crashworthiness, wearability a little less than, hull is stranded or when running into reef, its bottom is hit easily to split and ground away.When particularly the ships processed of composite was used for Maritime Law Enforcement, because the law enforcement demand can not definitely limit the movable depth of water zone of law enforcement ships, stranded or run into reef when the law enforcement ships, the law enforcement ships might break because of collision, is difficult to realize safe law enforcement.Same aircraft, motor-car or other devices of common composite of using also exists this crashworthiness, the more weak problem of wearability.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide a kind of crashworthiness, wearability superhybrid composite manufacturing approach preferably.
A kind of superhybrid composite manufacturing approach comprises the steps:
One mould is provided;
Mould intracavity wall at said mould forms superhybrid composite, and said superhybrid composite comprises the fibre-reinforced plastics layer and is sandwiched in the metallic fiber in the said fibre-reinforced plastics layer.
In other embodiments, said mould intracavity wall at said mould forms the step of superhybrid composite, comprising:
Lay after said metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer carried out impregnation or process prepreg;
Carry out the pressurize cured;
Curing molding is handled behind the high temperature; And
Superhybrid composite behind the curing molding behind the high temperature is carried out the demoulding.
In other embodiments, said said metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer carried out the impregnation processed steps and comprise:
Said metallic fiber, the used fiber of fibre-reinforced plastics are spread the range upon range of formation reinforcing material that closes;
Adopt the vacuum resin introducing technology to import resin, to form the fibre-reinforced plastics layer and to be sandwiched in the metallic fibrous layer in the fibre-reinforced plastics layer.
In other embodiments, saidly said metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer are processed the step of lay comprises behind the prepreg:
Said metallic fiber, the used fiber of fibre-reinforced plastics are spread the range upon range of formation reinforcing material that closes;
It is immersed the glue groove carry out impregnation;
Squeeze out unnecessary resin, process the lower prepreg of gel content;
The rolling deepfreeze is deposited for use.
In other embodiments; Said said metallic fiber, the used fiber of fibre-reinforced plastics are spread range upon range of closing in the step that forms reinforcing material, the fiber of said metallic fiber and said fibre-reinforced plastics layer is laid with the mode that interlaminar hybrid or interlayer mix.
In other embodiments, said step of carrying out the pressurize cured is cured for adopting flexible consolidated structures, adopts normal temperature or hot setting.
In other embodiments, said flexible consolidated structures comprises the flexible thermal water bag, and the middle part of said flexible thermal water bag forms recess, so that the hot water of said flexible thermal water bag can form closed circuit.
In other embodiments, said flexible consolidated structures also comprises pressing means, said pressing means be located at said flexible thermal water bag recess and around on, to increase the quality of said flexible consolidated structures.
In other embodiments, in the curing molding processed steps, high temperature is 80 ~ 95 degree behind said high temperature, and rear curing time was greater than 8 hours.
In other embodiments, also comprise step: metallic fiber is carried out interface processing.
In above-mentioned superhybrid composite manufacturing approach, metallic fiber is mixed in the fibre-reinforced plastics layer, and the rigidity of metallic fiber and tensility can obtain embodying preferably.To have crashworthiness, wearability preferably according to the superhybrid composite that the manufacturing of above-mentioned superhybrid composite manufacturing approach obtains.Therefore, above-mentioned superhybrid composite is arranged on hull, aircraft, motor-car or other devices, can improves the crash-worthiness and the wearability of hull, aircraft, motor-car or other devices.
[description of drawings]
Fig. 1 is the flow chart of the superhybrid composite manufacturing approach of embodiment of the present invention;
Fig. 2 is the structural representation according to the superhybrid composite of superhybrid composite manufacturing approach manufacturing shown in Figure 1;
Fig. 3 is the particular flow sheet of superhybrid composite step of manufacturing 120 shown in Figure 1;
Fig. 4 is the particular flow sheet of superhybrid composite step of manufacturing 122 shown in Figure 1;
Temperature when Fig. 5 is the composite material forming of superhybrid composite manufacturing approach shown in Figure 3 and the curve map of pressure;
Fig. 6 is a superhybrid composite manufacturing approach shown in Figure 3 structural representation when adopting the moulding of flexible thermal water bag.
[specific embodiment]
For the ease of understanding the present invention, will more comprehensively describe the present invention with reference to relevant drawings below.Provided preferred embodiment of the present invention in the accompanying drawing.But the present invention can realize with many different forms, be not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention comprehensively thorough more.
Need to prove, when element is called as " being fixed in " another element, it can be directly on another element or also can have element placed in the middle.When an element is considered to " connection " another element, it can be to be directly connected to another element or possibly to have element placed in the middle simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Only if definition is arranged in addition, the employed all technology of this paper are identical with the implication that belongs to those skilled in the art's common sense of the present invention with scientific terminology.Among this paper in specification of the present invention employed term be not intended to be restriction the present invention just in order to describe the purpose of concrete embodiment.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
See also Fig. 1, embodiment of the present invention superhybrid composite manufacturing approach 100 comprises the steps:
Step S110 provides a mould.Mould offers die cavity.
Step S120, the mould intracavity wall formation superhybrid composite 10 at mould sees also Fig. 2, and superhybrid composite 10 comprises fibre-reinforced plastics layer 11 and is sandwiched in the metallic fibrous layer 12 in the fibre-reinforced plastics layer.
See also Fig. 3, specifically in this embodiment, adopt " in-mould laminating moulding process " with superhybrid composite 10 moulding, step S120 specifically comprises the steps:
Step S121 carries out interface processing to metallic fiber.Particularly, with sour reagent wiping metallic fiber surface or immersion metallic fiber, for example, hydrochloric acid or acetate.Said " interface processing " promptly adopts the impurity of handling the metallic fiber surface with acid (hydrochloric acid or acetate).The purpose of metallic fiber being carried out interface processing is for the ability activation of metallic fiber surface, introduces polar group at fiber surface, improves the adhesiveness of metallic fiber and matrix resin, thereby can improve material stiffness.Metallic fiber is a stainless steel, or other water-fast corrosion resistant alloys.Functional stuffing is to add the wear resistant filler that nanometer strengthens.
If metallic fiber is by prior interface processing mistake, perhaps there is polar group in the surface of this metallic fiber, and the adhesiveness of metallic fiber and matrix resin is better, and then step S121 can omit.
Step S122, lay after the metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics carried out impregnation or process prepreg.
Specifically in this embodiment, see also Fig. 3, step S122 carries out impregnation to metallic fiber, the used fiber of fibre-reinforced plastics after the interface processing, comprising:
Step S122a spreads range upon range of closing with metallic fiber, the used fiber of fibre-reinforced plastics.The fiber of metallic fiber and fibre-reinforced plastics layer 11 is laid with the mode that interlaminar hybrid or interlayer mix.Metallic fiber and fibre-reinforced plastics layer 11 used fiber can carry out interlaminar hybrid or interlayer mixes, interlaminar hybrid is about to multiple fiber hybrid at same one deck, and interlayer mixes and is about to multiple fiber and is divided into paved in multi-layers.Superhybrid composite just looks like a whole veneer structure.Rationally use assorted fibre and proportioning thereof, the product of processing through the shop layer design that holds water again.Superhybrid composite 10 can crashworthiness, wear-resisting, corrosion-resistant.
Fibre-reinforced plastics layer 11 can be the glass fiber reinforced epoxy resin composite; In the glass fiber reinforced epoxy resin composite, add the metallic fiber of handling with sour reagent (hydrochloric acid or acetate) and spread the range upon range of formation reinforcing material that closes; The elastic modelling quantity of composite be can increase, rigidity and hot strength improved.The fiber that the fibre-reinforced plastics layer is adopted can also be the mixture of aramid fiber or glass fibre and aramid fiber.
Metallic fiber forms layer structure, promptly forms metallic fibrous layer 12.Metallic fibrous layer 12 is formed by metallic fiber.Metallic fiber is sandwiched in the fibre-reinforced plastics layer 11.Metallic fiber is the fiber of stainless steel material, or other water-fast corrosion resistant alloys.Functional stuffing is to add the wear resistant filler that nanometer strengthens.According to different rigidity needs, metallic fibrous layer 12 can be single or multiple lift.
The functional characteristic of fortifying fibre can be effectively brought into play in above-mentioned design, realizes that the function of material monolithic distributes, and guarantees that superhybrid composite 10 has intensity, modulus, wear-resisting crashworthiness simultaneously concurrently, and advantage such as with low cost.And superhybrid composite 10 is applicable to complex environments such as impact, wearing and tearing, corrosion.
Wherein, spreading the range upon range of operation of closing is in the mould of brushing releasing agent, respectively each layer is carried out impregnation by specific matrix formulation, spreads range upon range of closing according to the mode of above-mentioned " shop layer structural design " again, reaches the technical process of predetermined number of layers.
Step S122b adopts the vacuum resin introducing technology to import resin, to form the fibre-reinforced plastics layer and to be sandwiched in the metallic fibrous layer in the fibre-reinforced plastics layer." vacuum resin introducing technology " (VRIP), is called " vacuum assisted resin diffusion moulding technology (VARIM) " again, or " vacuum assisted resin transfer molding technology (VARTM) ".This technological principle is the driving by vacuum, injects the reinforcing material of prefabricated shaping to resin, and mould is made up of flexible die and rigidity half module.Because reinforcing material is compressed by vacuum, the seepage velocity of resin is generally slower, then need use permeable medium that resin is injected in the preset reinforcing material that is shaped.Permeable medium extends in the reinforcing material, and resin is injected in the reinforcing material along permeable medium.Permeable medium can be flow-guiding cloth or mozzle.
In other embodiments; Step 122 is for processing the step of lay behind the prepreg to the metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer; Step 122 comprises: at first, metallic fiber, the used fiber of fibre-reinforced plastics are spread the range upon range of formation reinforcing material that closes.Then reinforcing material is immersed the glue groove and carry out impregnation.Squeeze out unnecessary resin, process the lower prepreg of gel content.At last, the rolling deepfreeze is deposited for use.
See also Fig. 5, step S123 carries out the pressurize cured.Adopt flexible consolidated structures 20 to be cured, flexible consolidated structures 20 is the element that can change shape according to the qualification in the external world.Flexible consolidated structures 20 comprises flexible thermal water bag 21 and pressing means 22.The middle part of flexible thermal water bag 21 forms recess 23, so that the hot water of flexible thermal water bag 21 can form closed circuit.Thereby accelerate the efficient of heating, certainly, the hot water of flexible thermal water bag 21 can be communicated with extraneous heating system, constantly the water that circulates is heated.In addition, if briquetting pressure is not enough, with pressing means 22 be located at flexible thermal water bag 21 recess 23 and around on, to increase the quality of flexible consolidated structures 20, increase solidifying pressure.Pressing means 22 can be sandbag or other weights, to improve the pressure of 21 pairs of reinforcing materials of flexible thermal water bag.
Flexible thermal water bag 21 (also can be hot-water bottle) can also carry out the cavity pressure moulding for flexible sandbag.Adopt the advantage of flexible thermal water bag or flexible sandbag to be, the drawback that can overcome the working pressure jar is too big and the mechanical press volume is too big drawback and will coincide with mould 30 shapes.
Pressurize is solidified can adopt normal temperature or hot setting.Guarantee that the solidification temperature in the step 123 is higher than the temperature in the step 122.Be appreciated that what adopt when step 122 is cryogenic technique, then step 123 is corresponding adopts normal temperature cure.When step 122 employing normal temperature technology, then step 123 adopts hot setting.
Specifically in this embodiment, adopt flexible thermal water bag 21, and hot water is housed, temperature conditions can be provided, the hot water temperature is the 80-90 degree, and then solidification temperature is the 80-90 degree, 2-4 hour hardening time.Superhybrid composite 10 after the pressurize cured, smooth, no wrinkle between each superimposed shop layer, no diameter increases the rigidity of superhybrid composite 10 greater than the bubble of 0.5mm between layer and the layer.See also Fig. 6, during composite material forming and temperature and time relation is all arranged.During general composite material forming, adopt the high-pressure forming machine moulding, and need extra heating tool that the mould on the high-pressure forming machine is heated, thereby composite is heated.Yet the present invention adopts the flexible thermal water bag to carry out low pressure molding and gets final product, and need not extra heating tool, promptly pressurizes and calorifies one, has both satisfied temperature requirement, can effectively increase pressure again, can improve shaping efficiency, saves the moulding cost.Compare with traditional way of on mould, laying the copper pipe heating, have mode of heating economy, be heated evenly, efficiency of heating surface multiplication can reach desirable heats.Please consult Fig. 4 once more, superhybrid composite 10 is located in the die cavity of mould 30.Flexible thermal water bag 21 is positioned in the mould 30, and is connected on the superhybrid composite 10.Brushing in the mould 30 has releasing agent, the convenient demoulding later on.
Step S124 carries out behind the high temperature curing molding and handles.Specifically in this embodiment, high temperature is 80 ~ 95 degree, and rear curing time was greater than 8 hours.Through the back cured intensity of composite, rigidity are significantly improved, thus weight reduction.This is a technological innovation of present domestic composite manufacture craft, and the technological advantage effect is remarkable.
Step S125 carries out moulding/demoulding to the superhybrid composite behind the curing molding behind the high temperature.Peel off mould 30, the superhybrid composite behind the curing molding 10 is exposed out.Above-mentioned superhybrid composite preparation method 100, metallic fiber are mixed in the fibre-reinforced plastics layer 11, and the rigidity of metallic fiber and tensility can obtain embodying preferably.And in the above-mentioned superhybrid composite preparation method 100, raw material are cheap and conveniently obtain, and realize pressurization again in the mould fully.And, the vacuum and the dual fail-safe of pressurizeing again, enhanced process pressure, can guarantee resin-rich layer evenly continuously, the fabric impregnation is even, guarantees superimposed smooth, the no wrinkle of each shop layer, layer with layer between no diameter greater than the bubble of 0.5mm, increase material stiffness.Through test, superhybrid composite is with respect to common glass fiber composite material, and shock resistance is increased to 2-3 doubly, and abrasion resistance properties improves 5-8 doubly.
The raw material of making the superhybrid composite 10 that obtains according to above-mentioned superhybrid composite manufacturing approach 100 is easy to get, and cost is low, and weight is little, and crashworthiness, performance such as wear-resisting significantly improve.The water line that superhybrid composite 10 is located at hull (figure do not show) outer surface is with on the lower area, and metallic fibrous layer 12 is positioned at fibre-reinforced plastics layer 11 away from hull one side.Because superhybrid composite 10 has rigidity and hot strength preferably, thus crash-worthiness, wearability and corrosion resistance under the water line of raising hull.
Be appreciated that above-mentioned ultra mix meet material 10 not only can use with ships and light boats on, can also be applied to can improve crash-worthiness, wearability and the corrosion resistance of devices such as aircraft, motor-car equally on the devices such as aircraft, motor-car.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
Claims (10)
1. a superhybrid composite manufacturing approach is characterized in that, comprises the steps:
One mould is provided;
Mould intracavity wall at said mould forms superhybrid composite, and said superhybrid composite comprises the fibre-reinforced plastics layer and is sandwiched in the metallic fiber in the said fibre-reinforced plastics layer.
2. superhybrid composite manufacturing approach as claimed in claim 1 is characterized in that, said mould intracavity wall at said mould forms the step of superhybrid composite, comprising:
Lay after said metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer carried out impregnation or process prepreg;
Carry out the pressurize cured;
Curing molding is handled behind the high temperature; And
Superhybrid composite behind the curing molding behind the high temperature is carried out the demoulding.
3. superhybrid composite manufacturing approach as claimed in claim 2 is characterized in that, said said metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer are carried out the impregnation processed steps and comprise:
Said metallic fiber, the used fiber of fibre-reinforced plastics are spread the range upon range of formation reinforcing material that closes;
Adopt the vacuum resin introducing technology to import resin, to form the fibre-reinforced plastics layer and to be sandwiched in the metallic fibrous layer in the fibre-reinforced plastics layer.
4. superhybrid composite manufacturing approach as claimed in claim 2 is characterized in that, saidly said metallic fiber after the interface processing, the used fiber of fibre-reinforced plastics layer is processed the step of lay comprises behind the prepreg:
Said metallic fiber, the used fiber of fibre-reinforced plastics are spread the range upon range of formation reinforcing material that closes;
It is immersed the glue groove carry out impregnation;
Squeeze out unnecessary resin, process the lower prepreg of gel content;
The rolling deepfreeze is deposited for use.
5. superhybrid composite as claimed in claim 3; It is characterized in that; Said said metallic fiber, the used fiber of fibre-reinforced plastics are spread range upon range of closing in the step that forms reinforcing material, the fiber of said metallic fiber and said fibre-reinforced plastics layer is laid with the mode that interlaminar hybrid or interlayer mix.
6. superhybrid composite manufacturing approach as claimed in claim 2 is characterized in that, said step of carrying out the pressurize cured is cured for adopting flexible consolidated structures, adopts normal temperature or hot setting.
7. superhybrid composite manufacturing approach as claimed in claim 6 is characterized in that, said flexible consolidated structures comprises the flexible thermal water bag, and the middle part of said flexible thermal water bag forms recess, so that the hot water of said flexible thermal water bag can form closed circuit.
8. superhybrid composite manufacturing approach as claimed in claim 7 is characterized in that, said flexible consolidated structures also comprises pressing means, said pressing means be located at said flexible thermal water bag recess and around on, to increase the quality of said flexible consolidated structures.
9. superhybrid composite manufacturing approach as claimed in claim 2 is characterized in that, in the curing molding processed steps, high temperature is 80 ~ 95 degree behind said high temperature, and rear curing time was greater than 8 hours.
10. superhybrid composite manufacturing approach as claimed in claim 2 is characterized in that, also comprises step: metallic fiber is carried out interface processing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210288954.8A CN102785368B (en) | 2012-08-14 | 2012-08-14 | Preparation method for super-hybrid composite material |
| PCT/CN2012/085337 WO2014026448A1 (en) | 2012-08-14 | 2012-11-27 | Abrasion-resistant and impact-resistant composite material ship hull and manufacturing method therefor and super hybrid composite material and manufacturing method therefor |
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| CN201210288954.8A CN102785368B (en) | 2012-08-14 | 2012-08-14 | Preparation method for super-hybrid composite material |
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| CN102785368A true CN102785368A (en) | 2012-11-21 |
| CN102785368B CN102785368B (en) | 2015-01-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014026448A1 (en) * | 2012-08-14 | 2014-02-20 | 深圳市海斯比船艇科技股份有限公司 | Abrasion-resistant and impact-resistant composite material ship hull and manufacturing method therefor and super hybrid composite material and manufacturing method therefor |
| CN104129474A (en) * | 2014-08-01 | 2014-11-05 | 陈康平 | Ship and manufacturing process thereof |
| CN104707888A (en) * | 2014-12-26 | 2015-06-17 | 中航复合材料有限责任公司 | Lamination forming process method for fiber-metal mixed composite material |
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| CN1719549A (en) * | 2005-07-08 | 2006-01-11 | 山东大学 | Pantograph sliding plate of assorted fibre reinforced composite material and preparing method thereof |
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| CN1719549A (en) * | 2005-07-08 | 2006-01-11 | 山东大学 | Pantograph sliding plate of assorted fibre reinforced composite material and preparing method thereof |
| CN101245192A (en) * | 2007-02-15 | 2008-08-20 | 中国船舶重工集团公司第七二五研究所 | Method for producing basalt fibre reinforcing composite material and application in producing boat hull |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014026448A1 (en) * | 2012-08-14 | 2014-02-20 | 深圳市海斯比船艇科技股份有限公司 | Abrasion-resistant and impact-resistant composite material ship hull and manufacturing method therefor and super hybrid composite material and manufacturing method therefor |
| CN104129474A (en) * | 2014-08-01 | 2014-11-05 | 陈康平 | Ship and manufacturing process thereof |
| CN104707888A (en) * | 2014-12-26 | 2015-06-17 | 中航复合材料有限责任公司 | Lamination forming process method for fiber-metal mixed composite material |
| CN104707888B (en) * | 2014-12-26 | 2016-09-14 | 中航复合材料有限责任公司 | A kind of fiber metal hybrid composite part laminated forming process |
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| CN102785368B (en) | 2015-01-28 |
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Address after: 518067, Shenzhen, Guangdong, Nanshan District Shekou fishing port fishing repair base No. 3 factory building Patentee after: Shenzhen hasby Marine Technology Co., Ltd Address before: 518067, Shenzhen, Guangdong, Nanshan District Shekou fishing port fishing repair base No. 3 factory building Patentee before: SHENZHEN HISPEED BOATS TECH Co.,Ltd. |