CN107170517B - Flat cable for outdoor embedded installation and preparation method thereof - Google Patents
Flat cable for outdoor embedded installation and preparation method thereof Download PDFInfo
- Publication number
- CN107170517B CN107170517B CN201710519777.2A CN201710519777A CN107170517B CN 107170517 B CN107170517 B CN 107170517B CN 201710519777 A CN201710519777 A CN 201710519777A CN 107170517 B CN107170517 B CN 107170517B
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- layer
- shielding layer
- insulation
- flat cable
- insulating
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0861—Flat or ribbon cables comprising one or more screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0869—Flat or ribbon cables comprising one or more armouring, tensile- or compression-resistant elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/1825—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of a high tensile strength core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1895—Internal space filling-up means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention discloses a flat cable for outdoor pre-buried installation, which comprises insulating wire cores, wherein the insulating wire cores are arranged in parallel, and the insulating wire cores are all positioned in a shielding layer. Step one: the insulation wire cores are arranged side by side, and heat-resistant paint is coated on the outer sides of the insulation wire cores; step two: sleeving a copper-plastic composite tape shielding layer on the outer side of the insulating wire core, and filling molten PET particles between the copper-plastic composite tape shielding layer and the insulating wire core for forming; step three: the insulation filling layer is prepared, glass fibers are wound into a wire group and placed in the polypropylene resin layer, glue is brushed on the inner side surface of the polypropylene resin layer, the flat cable is reasonable in structure, and compared with a cable in the prior art, the flat cable is complete in structure, has good toughness, is high in compression resistance and damage resistance, and is long in service life.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a flat cable for outdoor embedded installation.
Background
The cable is used for signal transmission, and signal transmission process under the prior art needs to bury the cable underground in advance, realizes protection and signal transmission's effect, along with the continuous reform of society and the continuous acceleration of urbanization process, the cable that the pre-buried cable in underground can appear more and more is very easy to damage because of construction reason, and the cable under the prior art is mostly simple in construction, under the circumstances of meetting external force collision or pressure, damages easily, and then leads to the signal partition of cable, influences user's normal use.
Disclosure of Invention
The invention aims to provide a flat cable for outdoor embedded installation, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a flat cable for outdoor pre-buried installation, includes insulating sinle silk, insulating sinle silk is parallel arrangement, and insulating sinle silk all is located inside the shielding layer, fill with the inclusion in the inner chamber of insulating sinle silk and shielding layer, the both sides laminating of shielding layer sets up arc diffuser insulating filling layer, all set up compressive strength wire in the insulating filling layer, insulating filling layer cup joints insulating heat-resisting protective layer with the outside of shielding layer, the toughness layer is established to the outside cover of insulating heat-resisting protective layer, and the fire-retardant layer is cup jointed in the outside of toughness layer, outer protective sheath is established to the outside cover of fire-retardant layer.
Preferably, the shielding layer is rectangular, the two ends of the shielding layer are round corners, and the shielding layer is a copper-plastic composite belt shielding layer.
Preferably, the inclusions are provided as a particulate melt of PET.
Preferably, the insulating filling layer is a polypropylene resin layer, and the thickness of the insulating filling layer is not less than 1.5cm.
Preferably, the compression-resistant reinforcing wire is a glass fiber wire winding wire group.
Preferably, the insulating heat-resistant protective layer is methyl vinyl silicone rubber.
Preferably, the ductile layer is woven by mixing ceramic fibers and asbestos threads.
Preferably, the flame-retardant layer is made of glass staple fibers mixed with resin.
A preparation method of a flat cable for outdoor embedded installation comprises the following steps:
step one: the insulation wire cores are arranged side by side, and heat-resistant paint is coated on the outer sides of the insulation wire cores;
step two: sleeving a copper-plastic composite tape shielding layer on the outer side of the insulating wire core, and filling molten PET particles between the copper-plastic composite tape shielding layer and the insulating wire core for forming;
step three: preparing an insulating filling layer, winding glass fibers into a wire set, placing the wire set in a polypropylene resin layer, and brushing glue on the inner side surface of the polypropylene resin layer;
step four: attaching the polypropylene resin layer in the third step to the outer side of the copper-plastic composite tape shielding layer, and sleeving a methyl vinyl silicone rubber layer on the outer sides of the copper-plastic composite tape shielding layer and the insulating filling layer;
step five: preparing ceramic fibers and asbestos threads, and sleeving a ceramic fiber and asbestos thread braiding layer on a methyl vinyl silicone rubber layer;
step six: mixing glass short fibers in resin, and forming and sleeving the glass short fibers outside the ceramic fibers and the asbestos silk braiding layers to form a flame-retardant layer;
step seven: the outer protective sleeve is sleeved on the flame-retardant layer, and is a PET protective sleeve, so that the cable is manufactured.
Compared with the prior art, the invention has the beneficial effects that: this flat cable structure sets up rationally, compares the cable under the conventional art, and the structure sets up completely and has better toughness, and resistance to compression and damage performance are strong, and life obtains improving.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
In the figure: the cable comprises an insulating cable core 1, a shielding layer 2, an insulating filling layer 3, compression-resistant reinforcing wires 4, an insulating heat-resistant protective layer 5, a toughness layer 6, a flame-retardant layer 7 and an outer protective sleeve 8.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a flat cable for outdoor pre-buried installation, includes insulating core 1, insulating core 1 is parallel arrangement, and insulating core 1 all is located shielding layer 2 inside, through parallel arrangement's insulating core 1, when using, when receiving external pressure or external force collision, can self take place deformation and offset pressure, perhaps realize pressure offset through insulating filling layer 3 that both sides set up, and then protect inside insulating core 1, can avoid the use of extensive material, resources are saved.
The inclusion is used in filling in the inner chamber of insulating core 1 and shielding layer 2, and the laminating of shielding layer 2 both sides sets up arc diffuser insulating filling layer 3, all sets up resistance to compression stiffening wire 4 in the insulating filling layer 3, the stiffening wire of setting, can further improve the intensity and the toughness of insulating filling layer 3, when receiving external pressure, can mention inside insulating core 1 bears pressure.
The insulating filling layer 3 is sleeved with the insulating heat-resistant protective layer 5 outside the shielding layer 2, the toughness layer 6 is sleeved outside the insulating heat-resistant protective layer 5, the flame-retardant layer 7 is sleeved outside the toughness layer 6, and the outer protective sleeve 8 is sleeved outside the flame-retardant layer 7.
Wherein, shielding layer 2 is the rectangle, and the both ends of shielding layer 2 are the fillet setting, and the shielding layer 2 that the fillet setting set up is liable to take place deformation, when receiving the pressure, can in time deform.
The shielding layer 2 is a copper-plastic composite tape shielding layer. The copper-plastic composite tape shielding layer has better functional effect, and the inclusions are arranged as particle melts of PET. The insulating filling layer 3 is a polypropylene resin layer, and the thickness of the insulating filling layer 3 is not less than 1.5cm. The compression-resistant reinforcing wire 4 is a glass fiber wire winding wire group. The insulating heat-resistant protective layer 5 is methyl vinyl silicone rubber. The toughness layer 6 is formed by mixing and weaving ceramic fibers and asbestos threads. The flame-retardant layer 7 is made of glass staple fibers mixed with a resin.
A preparation method of a flat cable for outdoor embedded installation comprises the following steps:
step one: the insulation wire cores 1 are arranged side by side, and heat-resistant paint is coated on the outer sides of the insulation wire cores 1;
step two: sleeving a copper-plastic composite tape shielding layer 2 on the outer side of the insulated wire core 1, and filling molten PET particles between the copper-plastic composite tape shielding layer 2 and the insulated wire core 1 for forming;
step three: preparing an insulating filling layer 3, winding glass fibers into a wire set, placing the wire set in a polypropylene resin layer, and brushing glue on the inner side surface of the polypropylene resin layer;
step four: the polypropylene resin layer in the third step is attached to the outer side of the copper-plastic composite tape shielding layer 2, and a methyl vinyl silicone rubber layer is sleeved on the outer sides of the copper-plastic composite tape shielding layer 2 and the insulating filling layer 3;
step five: preparing ceramic fibers and asbestos threads, and sleeving a ceramic fiber and asbestos thread braiding layer on a methyl vinyl silicone rubber layer;
step six: mixing glass short fibers in resin, and forming and sleeving the glass short fibers on the outer side of the ceramic fiber and asbestos yarn braiding layer to form a flame-retardant layer 7;
step seven: the outer protective sleeve 8 is sleeved on the flame-retardant layer 7, and the outer protective sleeve 8 is a PET protective sleeve, so that the cable is manufactured.
When the cable is used, the outdoor cable is placed in the embedded pit in parallel, the parallel surface of the cable is kept parallel to the horizontal line as much as possible, landfill work is carried out, embedding is realized, the indoor cable and the outdoor cable can be distinguished, further materials are saved, and the cable is high in practicability.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A preparation method of a flat cable for outdoor embedded installation is characterized by comprising the following steps:
the flat cable is used for outdoor embedded installation, and the whole appearance of the flat cable is round;
the flat cable comprises an insulation wire core (1), wherein the insulation wire core (1) is arranged in parallel, the insulation wire core (1) is positioned inside a shielding layer (2), impurities are filled in inner cavities of the insulation wire core (1) and the shielding layer (2), arc-shaped diffusion body insulation filling layers (3) are arranged on two sides of the shielding layer (2) in a laminating mode, compression-resistant reinforcing wires (4) are arranged in the insulation filling layers (3), an insulation heat-resistant protection layer (5) is sleeved on the outer sides of the insulation filling layers (3) and the shielding layer (2), a toughness layer (6) is sleeved on the outer sides of the insulation heat-resistant protection layer (5), a flame-retardant layer (7) is sleeved on the outer sides of the flame-retardant layer (7), and an outer protection sleeve (8) is sleeved on the outer sides of the flame-retardant layer (7);
the shielding layer is rectangular, two ends of the shielding layer are provided with round corners, and the shielding layer is a copper-plastic composite belt shielding layer;
the inclusions are provided as a particulate melt of PET;
the insulating heat-resistant protective layer (5) is methyl vinyl silicone rubber;
the toughness layer (6) is formed by mixing and weaving ceramic fibers and asbestos threads;
the method comprises the following steps:
step one: the insulation wire cores (1) are arranged side by side, and heat-resistant paint is smeared on the outer sides of the insulation wire cores (1);
step two: sleeving a copper-plastic composite tape shielding layer (2) on the outer side of the insulating wire core (1), and filling molten PET particles between the copper-plastic composite tape shielding layer (2) and the insulating wire core (1) for forming;
step three: preparing an insulating filling layer (3), winding glass fibers into a wire set, placing the wire set in a polypropylene resin layer, and brushing glue on the inner side surface of the polypropylene resin layer;
step four: the polypropylene resin layer in the third step is attached to the outer side of the copper-plastic composite tape shielding layer (2), and a methyl vinyl silicone rubber layer is sleeved on the outer sides of the copper-plastic composite tape shielding layer (2) and the insulating filling layer (3);
step five: preparing ceramic fibers and asbestos threads, and sleeving a ceramic fiber and asbestos thread braiding layer on a methyl vinyl silicone rubber layer;
step six: mixing glass short fibers in resin, and forming and sleeving the glass short fibers on the outer side of the ceramic fiber and asbestos yarn braiding layer to form a flame-retardant layer (7);
step seven: the outer protective sleeve (8) is sleeved on the flame-retardant layer (7), and the outer protective sleeve (8) is a PET protective sleeve, so that the cable is manufactured.
2. The method for manufacturing the flat cable for outdoor pre-buried installation according to claim 1, wherein the method comprises the following steps: the insulating filling layer (3) is a polypropylene resin layer, and the thickness of the insulating filling layer (3) is not less than 1.5cm.
3. The method for manufacturing the flat cable for outdoor pre-buried installation according to claim 1, wherein the method comprises the following steps: the compression-resistant reinforcing wire (4) is a glass fiber wire winding wire group.
4. The method for manufacturing the flat cable for outdoor pre-buried installation according to claim 1, wherein the method comprises the following steps: the flame-retardant layer (7) is made of glass short fibers and resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710519777.2A CN107170517B (en) | 2017-06-30 | 2017-06-30 | Flat cable for outdoor embedded installation and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710519777.2A CN107170517B (en) | 2017-06-30 | 2017-06-30 | Flat cable for outdoor embedded installation and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107170517A CN107170517A (en) | 2017-09-15 |
| CN107170517B true CN107170517B (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710519777.2A Active CN107170517B (en) | 2017-06-30 | 2017-06-30 | Flat cable for outdoor embedded installation and preparation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN107170517B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1170614A1 (en) * | 2000-06-07 | 2002-01-09 | Lucent Technologies Inc. | Dry-blocked armored cable having reduced water penetration |
| CN202018839U (en) * | 2011-04-21 | 2011-10-26 | 江苏华光电缆电器有限公司 | DC charge combination cable for electric automobile |
| CN202905221U (en) * | 2012-11-29 | 2013-04-24 | 安徽新亚特电缆集团有限公司 | Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform |
| CN202917218U (en) * | 2012-11-16 | 2013-05-01 | 领亚电子科技股份有限公司 | Novel flat high-speed cable |
| CN203351233U (en) * | 2013-04-11 | 2013-12-18 | 安徽海纳电缆集团有限公司 | Environment-friendly type anti-interference instrument cable |
| CN103903814A (en) * | 2014-03-06 | 2014-07-02 | 安徽万泰电缆有限公司 | Multicore composite shield cable |
| CN104240806A (en) * | 2013-06-21 | 2014-12-24 | 江苏赛特电气有限公司 | Halogen-free low-smoke flame retardant instrument cable for nuclear power plant |
| CN204130212U (en) * | 2014-09-10 | 2015-01-28 | 江西江能线缆科技有限公司 | A kind of high temperature resistant jamproof aluminium alloy cable |
| CN204189514U (en) * | 2014-08-04 | 2015-03-04 | 长芯盛（武汉）科技有限公司 | A kind of micro photo electric composite rope |
| CN204991279U (en) * | 2015-08-19 | 2016-01-20 | 晋源电气集团股份有限公司 | High temperature compensating cable |
| CN105280276A (en) * | 2015-11-24 | 2016-01-27 | 天津朗兴电线电缆有限公司 | Cable |
| CN205609248U (en) * | 2016-02-04 | 2016-09-28 | 远东电缆有限公司 | Wisdom energy is with portable anti -interference temperature measurement flat ore deposit cable |
| CN205862860U (en) * | 2016-07-14 | 2017-01-04 | 扬州市天帝线缆有限公司 | Fire damp monitoring cable |
| CN206021934U (en) * | 2016-08-29 | 2017-03-15 | 新亚特电缆股份有限公司 | A kind of self-bearing strengthening control cable for nuclear power station |
| CN206961557U (en) * | 2017-06-30 | 2018-02-02 | 重庆渝丰鑫新线缆科技有限公司 | A kind of flat cable for being used for outdoor pre-buried installation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2518735A4 (en) * | 2010-04-28 | 2013-04-24 | Autonetworks Technologies Ltd | Wire harness and manufacturing method for wire harness |
-
2017
- 2017-06-30 CN CN201710519777.2A patent/CN107170517B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1170614A1 (en) * | 2000-06-07 | 2002-01-09 | Lucent Technologies Inc. | Dry-blocked armored cable having reduced water penetration |
| CN202018839U (en) * | 2011-04-21 | 2011-10-26 | 江苏华光电缆电器有限公司 | DC charge combination cable for electric automobile |
| CN202917218U (en) * | 2012-11-16 | 2013-05-01 | 领亚电子科技股份有限公司 | Novel flat high-speed cable |
| CN202905221U (en) * | 2012-11-29 | 2013-04-24 | 安徽新亚特电缆集团有限公司 | Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform |
| CN203351233U (en) * | 2013-04-11 | 2013-12-18 | 安徽海纳电缆集团有限公司 | Environment-friendly type anti-interference instrument cable |
| CN104240806A (en) * | 2013-06-21 | 2014-12-24 | 江苏赛特电气有限公司 | Halogen-free low-smoke flame retardant instrument cable for nuclear power plant |
| CN103903814A (en) * | 2014-03-06 | 2014-07-02 | 安徽万泰电缆有限公司 | Multicore composite shield cable |
| CN204189514U (en) * | 2014-08-04 | 2015-03-04 | 长芯盛（武汉）科技有限公司 | A kind of micro photo electric composite rope |
| CN204130212U (en) * | 2014-09-10 | 2015-01-28 | 江西江能线缆科技有限公司 | A kind of high temperature resistant jamproof aluminium alloy cable |
| CN204991279U (en) * | 2015-08-19 | 2016-01-20 | 晋源电气集团股份有限公司 | High temperature compensating cable |
| CN105280276A (en) * | 2015-11-24 | 2016-01-27 | 天津朗兴电线电缆有限公司 | Cable |
| CN205609248U (en) * | 2016-02-04 | 2016-09-28 | 远东电缆有限公司 | Wisdom energy is with portable anti -interference temperature measurement flat ore deposit cable |
| CN205862860U (en) * | 2016-07-14 | 2017-01-04 | 扬州市天帝线缆有限公司 | Fire damp monitoring cable |
| CN206021934U (en) * | 2016-08-29 | 2017-03-15 | 新亚特电缆股份有限公司 | A kind of self-bearing strengthening control cable for nuclear power station |
| CN206961557U (en) * | 2017-06-30 | 2018-02-02 | 重庆渝丰鑫新线缆科技有限公司 | A kind of flat cable for being used for outdoor pre-buried installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107170517A (en) | 2017-09-15 |
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Effective date of registration: 20190328 Address after: 402247 Shuangfu Street, Jiangjin District, Chongqing, 299 Shuanggao Road Applicant after: CHONGQING YUFENG WIRE & CABLE CO.,LTD. Address before: 402247 Shuangfu Industrial Park, Jiangjin District, Chongqing Applicant before: CHONGQING YUFENG XINXIN CABLE TECHNOLOGY CO.,LTD. |
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Address after: 402260 No. 299, Shuanggao Road, Shuangfu street, Jiangjin District, Chongqing Applicant after: Yufeng Technology Co.,Ltd. Address before: 402247 No. 299, Shuanggao Road, Shuangfu street, Jiangjin District, Chongqing Applicant before: CHONGQING YUFENG WIRE & CABLE Co.,Ltd. |
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