CN107831025A - A kind of quality determining method of car refrigerator - Google Patents

A kind of quality determining method of car refrigerator Download PDF

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Publication number
CN107831025A
CN107831025A CN201711063586.6A CN201711063586A CN107831025A CN 107831025 A CN107831025 A CN 107831025A CN 201711063586 A CN201711063586 A CN 201711063586A CN 107831025 A CN107831025 A CN 107831025A
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CN
China
Prior art keywords
car refrigerator
refrigerator
car
water
sample
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Granted
Application number
CN201711063586.6A
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Chinese (zh)
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CN107831025B (en
Inventor
林文华
韦调峰
李正平
徐伟
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Indre Industries (Guangdong) Co.,Ltd.
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Guangdong Indel B Enterprise Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M99/00Subject matter not provided for in other groups of this subclass
    • G01M99/002Thermal testing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M99/00Subject matter not provided for in other groups of this subclass
    • G01M99/005Testing of complete machines, e.g. washing-machines or mobile phones
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00Investigating resistance of materials to the weather, to corrosion, or to light
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/30Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G01N3/303Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003Generation of the force
    • G01N2203/0032Generation of the force using mechanical means
    • G01N2203/0039Hammer or pendulum

Abstract

The invention discloses a kind of quality determining method of car refrigerator,Car refrigerator is carried out to be cleaned to surface no-sundries,Keep working condition,It is put into thermostatic drying chamber,Surrounding should retain certain space up and down in the drying box,Keep work indoor air flow unimpeded,Close chamber door,Turn on the power and fan switch,Now power supply indicator is bright,Motor operating temperature controller displays are after " self-test " process,PV screens should show the measurement temperature in the drying box,SV screens, which should be shown, needs dry design temperature in use,The design temperature is 40 degree,Now drying box enters working condition,Detected 25 hours in the thermostatic drying chamber,Due to detecting the heatproof situation of car refrigerator,By there is thermostatic drying chamber,Glowing filament detector,Salt mist tester,Chalpy impact instrument,Standard light source lamp house and push-button service-life detection instrument can be with complete detection car refrigerators,Be advantageous to the various aspects of comprehensive detection car refrigerator.

Description

A kind of quality determining method of car refrigerator
Technical field
The present invention relates to Electrical Testing technology, and in particular to a kind of quality determining method of car refrigerator.
Background technology
Car refrigerator just refers to the refrigerator that can be carried on automobile.Car refrigerator is international market upstream in recent years Capable a new generation's refrigeration, cooling apparatus, in the market mainly have two kinds of car refrigerators, and one kind is semiconductor car refrigerator, its original Reason is freezed by electronic chip;Another kind is compressor car refrigerator, and compressor is the conventional art of conventional refrigerator, cryogenic temperature It is low, for -18 10 degree of degree.High cooling efficiency, can ice making, fresh-keeping, volume is big, but now summer when in-car temperature it is too high, electricity Refrigerator is to maintain a kind of refrigeration plant of constant low temperature, and a kind of people for making food or other articles holding constant low temperature cold Use product.There are compressor, ice machine in casing to the cabinet or case that freeze, the hutch with refrigerating plant.At present on the market Refrigerator species it is a lot, have domestic refrigerator, the refrigerator of outdoor, car refrigerator etc., but car refrigerator is due to its use Environment is more special, so refrigerator must possess some requirements, ability normal table operation, so for car refrigerator quality Detection needs multiple orientation to be detected, and the car refrigerator morning vehicle produced on the market at present moves in operation often can be to hitting Hit car refrigerator, the too poor use for not only influenceing refrigerator of quality of refrigerator but also influence whether the traveling of automobile, do not have at this stage There is the method for complete detection car refrigerator, so as to which car refrigerator quality can not be ensured.
The content of the invention
It is an object of the invention to provide a kind of quality determining method of car refrigerator, to improve complete detection car refrigerator Technique, so that car refrigerator quality can not be ensured.
In order to solve the above-mentioned technical problem, the invention provides following technical scheme:
The invention provides a kind of quality determining method of car refrigerator, detection method are as follows:
Step 1:Car refrigerator is carried out to be cleaned to surface no-sundries, working condition is kept, is put into thermostatic drying chamber, Surrounding should retain certain space up and down in the drying box, keep work indoor air flow unimpeded, close chamber door, turn on the power and wind Machine switchs, and now power supply indicator is bright, and after " self-test " process, PV screens should show described dry for motor operating temperature controller displays Measurement temperature in dry case, SV screens, which should be shown, needs dry design temperature in use, and the design temperature is 40 degree, is now dried Case enters working condition, and 2-5 hours are detected in the thermostatic drying chamber, due to detecting the heatproof situation of car refrigerator;
Step 2:After glowing filament inside car refrigerator is laid down, it is placed on the test stand in glowing filament detector, adjusts Size needed for whole experiment insertion, plugs cabinet behind power supply, confirms whether incoming power has good earth, supply voltage is AC220V, by three timer resets, setting burning time is required according to standard, and allow light-off time and flame out time meter When device under button upspring, the visible rubescent temperature of glowing filament is about 650 DEG C, and after electric current is substantially set up, temperature will pass through certain Lag time to can be only achieved within 2 minutes stabilization, the show value that can refer to thermometer is finely tuned again, after temperature stabilization, is pressed " left lateral " button, dolly will move ahead, and when sample is in contact with glowing filament, now dolly stops right lateral, and instrument is carried out automatically Timing, after the preset scorching hot time arrives, specimen holder automatic backing, due to fuel factor caused by detection car refrigerator glowing filament;
Step 3:Fill up distilled water or deionized water in salt mist tester bottom-heated tank, to prevent heating when to case Soma splits aging, opening box covers, will be correctly placed in the electronic component inside car refrigerator and car refrigerator in operating room Locular wall 10% on specimen holder and from around, keeps certain distance between sample and sample, the table product for exposing sample>98%, then Case lid is shut, connects source of the gas, after power on, is turned on the power switch, in pressure pot and casing plus water, two low water level lamps go out Stop adding water after falling, add water-stop at seal groove, in pressure pot and casing plus water, two low water level lamps stop adding after knocking out Water, add water-stop at seal groove, by pure water and sodium chloride salt with 1:20 ratio prepares, and the solution prepared is poured into reagent enters At mouthful (lamp of low-solids water knocks out), we can be with opening operation, spraying, time switch, off-test after all lamps knock out After can open Defog-Switch, according to test requirements document equipment continuously and two kinds of spraying squares of cycle, detection is 1 small in salt mist tester When by 2 hours, to detect the salt air corrosion ability of product;
Step 4:The material of car refrigerator is flattened in the clamper of Chalpy impact instrument and clamped, sample there should not be wrinkle The phenomenon of folding or surrounding overtension, should make the face that is hit of 10 samples consistent, pendulum is suspended in release device, calculated Button starts to test on machine, makes Charpy impact sample, and same step makees 10 experiments, calculates 10 samples after off-test automatically Arithmetic mean of instantaneous value, calculate car refrigerator material impact toughness;
Step 5:Car refrigerator is placed in standard light source lamp house, the artificial light sources under various ambient lights is simulated, allows Production plant or laboratory is non-at-scene can also obtain the illuminating effect basically identical with the light source under these specific environments, standard light Source is typically mounted in standard light both, mainly for detection of the misalignment of car refrigerator;
Step 6:The button of car refrigerator is tested by push-button service-life detection instrument, until keys deactivation, repeats 10 It is secondary, and number is recorded, take 10 experiment average values.
Include described having thermostatic drying chamber, described as a preferred technical solution of the present invention, in the detection method Glowing filament detector, the salt mist tester, the Chalpy impact instrument, the standard light source lamp house and the push button longevity are surveyed Try instrument.
It is described to have thermostatic drying chamber in technical scheme, for testing and determining that car refrigerator carries out high temperature examination Parameter and performance after the temperature environment change tested, glow wire test's machine are to be evaluated using analogue technique due to car refrigerator The fire hazard of interior glow element or overload resistance etc thermal source, in a short time caused thermal stress, the salt spray test Machine is easy to examine the ability of the salt air corrosion of car refrigerator material and its overcoat, and the Chalpy impact instrument detects car refrigerator Material impact toughness, the misalignment of the standard light source lamp house detection car refrigerator, the push-button service-life detection instrument are used to examine Survey the life-span of refrigerator button.
The beneficial effect that is reached of the present invention is:The device is a kind of quality determining method of car refrigerator, by persevering Warm drying box, glowing filament detector, salt mist tester, Chalpy impact instrument, standard light source lamp house and push-button service-life detection instrument can With complete detection car refrigerator, so as to ensure car refrigerator quality, ensure that car refrigerator is normally transported in the case of high temperature in the car Make, due to glow element in car refrigerator or overload resistance etc thermal source when preventing car refrigerator continuous operations, in a short time The fire hazard of caused thermal stress, detection carry the ability of the salt air corrosion of refrigerator material and its overcoat, the cantilever beam Apparatus for Impacting at low-temp detects car refrigerator material impact toughness, prevent from bringing to a halt etc. operation when protect car refrigerator, standard light source lamp house inspection The misalignment of car refrigerator is surveyed, push-button service-life detection instrument is used for the life-span for detecting refrigerator button, is advantageous to comprehensively detect car Carry the various aspects of refrigerator.
Illustrate accompanying drawing
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flowage structure schematic diagram of the present invention;
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages. Below by embodiment, the present invention is further detailed explanation.
Embodiment
Embodiment 1
A kind of quality determining method of car refrigerator of present invention offer, including following detection method are as follows:
Step 1:Car refrigerator is carried out to be cleaned to surface no-sundries, working condition is kept, is put into thermostatic drying chamber, Surrounding should retain certain space up and down in drying box, keep work indoor air flow unimpeded, close chamber door, turn on the power and blower fan is opened Close, now power supply indicator is bright, and after " self-test " process, PV screens should be shown in drying box for motor operating temperature controller displays Measurement temperature, SV screens, which should be shown, needs dry design temperature in use, and design temperature is 40 degree, and now drying box enters work State, 2-5 hours are detected in thermostatic drying chamber, due to detecting the heatproof situation of car refrigerator;
Step 2:After glowing filament inside car refrigerator is laid down, it is placed on the test stand in glowing filament detector, adjusts Size needed for whole experiment insertion, plugs cabinet behind power supply, confirms whether incoming power has good earth, supply voltage is AC220V, by three timer resets, setting burning time is required according to standard, and allow light-off time and flame out time meter When device under button upspring, the visible rubescent temperature of glowing filament is about 650 DEG C, and after electric current is substantially set up, temperature will pass through certain Lag time to can be only achieved within 2 minutes stabilization, the show value that can refer to thermometer is finely tuned again, after temperature stabilization, is pressed " left lateral " button, dolly will move ahead, and when sample is in contact with glowing filament, now dolly stops right lateral, and instrument is carried out automatically Timing, after the preset scorching hot time arrives, specimen holder automatic backing, due to fuel factor caused by detection car refrigerator glowing filament;
Step 3:Fill up distilled water or deionized water in salt mist tester bottom-heated tank, to prevent heating when to case Soma splits aging, opening box covers, will be correctly placed in the electronic component inside car refrigerator and car refrigerator in operating room Locular wall 10% on specimen holder and from around, keeps certain distance between sample and sample, the table product for exposing sample>98%, then Case lid is shut, connects source of the gas, after power on, is turned on the power switch, in pressure pot and casing plus water, two low water level lamps go out Stop adding water after falling, add water-stop at seal groove, in pressure pot and casing plus water, two low water level lamps stop adding after knocking out Water, add water-stop at seal groove, by pure water and sodium chloride salt with 1:20 ratio prepares, and the solution prepared is poured into reagent enters At mouthful (lamp of low-solids water knocks out), we can be with opening operation, spraying, time switch, off-test after all lamps knock out After can open Defog-Switch, according to test requirements document equipment continuously and two kinds of spraying squares of cycle, detection is 1 small in salt mist tester When by 2 hours, to detect the salt air corrosion ability of product;
Step 4:The material of car refrigerator is flattened in the clamper of Chalpy impact instrument and clamped, sample there should not be wrinkle The phenomenon of folding or surrounding overtension, should make the face that is hit of 10 samples consistent, pendulum is suspended in release device, calculated Button starts to test on machine, makes Charpy impact sample, and same step makees 10 experiments, calculates 10 samples after off-test automatically Arithmetic mean of instantaneous value, calculate car refrigerator material impact toughness;
Step 5:Car refrigerator is placed in standard light source lamp house, the artificial light sources under various ambient lights is simulated, allows Production plant or laboratory is non-at-scene can also obtain the illuminating effect basically identical with the light source under these specific environments, standard light Source is typically mounted in standard light both, mainly for detection of the misalignment of car refrigerator;
Step 6:The button of car refrigerator is tested by push-button service-life detection instrument, until keys deactivation, repeats 10 It is secondary, and number is recorded, take 10 experiment average values.
Include thermostatic drying chamber, glowing filament detector, salt mist tester, Chalpy impact instrument, standard in detection method Luminous source lamp box and push-button service-life detection instrument.
The beneficial effect that is reached of the present invention is:The device is a kind of quality determining method of car refrigerator, by persevering Warm drying box, glowing filament detector, salt mist tester, Chalpy impact instrument, standard light source lamp house and push-button service-life detection instrument can With complete detection car refrigerator, so as to ensure car refrigerator quality, ensure that car refrigerator is normally transported in the case of high temperature in the car Make, due to glow element in car refrigerator or overload resistance etc thermal source when preventing car refrigerator continuous operations, in a short time The fire hazard of caused thermal stress, detection carry the ability of the salt air corrosion of refrigerator material and its overcoat, Chalpy impact Instrument detects car refrigerator material impact toughness, prevent from bringing to a halt etc. operation when protect car refrigerator, standard light source lamp house detection car The misalignment of refrigerator is carried, push-button service-life detection instrument is used for the life-span for detecting refrigerator button, is advantageous to comprehensively detect vehicle-mounted ice The various aspects of case.
Finally it should be noted that:The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic. Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's Within protection domain.

Claims (2)

1. a kind of quality determining method of car refrigerator, it is characterised in that institute's detection method is as follows:
Step 1:Car refrigerator is carried out to be cleaned to surface no-sundries, working condition is kept, is put into thermostatic drying chamber, it is described Surrounding should retain certain space up and down in drying box, keep work indoor air flow unimpeded, close chamber door, turn on the power and blower fan is opened Close, now power supply indicator is bright, and after " self-test " process, PV screens should show the drying box for motor operating temperature controller displays Interior measurement temperature, SV screens, which should be shown, needs dry design temperature in use, and the design temperature is 40 degree, and now drying box is Into working condition, 2-5 hours are detected in the thermostatic drying chamber, due to detecting the heatproof situation of car refrigerator;
Step 2:After glowing filament inside car refrigerator is laid down, it is placed on the test stand in glowing filament detector, adjustment examination Size needed for testing insertion, plugs cabinet behind power supply, confirms whether incoming power has a good earth, supply voltage AC220V, By three timer resets, setting burning time is required according to standard, and allowed under light-off time and flame out time timer Button upspring, the visible rubescent temperature of glowing filament is about 650 DEG C, and after electric current is substantially set up, temperature will pass through certain hysteresis Time is that can be only achieved within 2 minutes stabilization, and the show value that can refer to thermometer is finely tuned again, after temperature stabilization, is pressed " left lateral " Button, dolly will move ahead, and when sample is in contact with glowing filament, now dolly stops right lateral, and instrument carries out timing, treated automatically After the preset scorching hot time arrives, specimen holder automatic backing, due to fuel factor caused by detection car refrigerator glowing filament;
Step 3:Distilled water or deionized water are filled up in salt mist tester bottom-heated tank, to prevent being done during heating to casing Split aging, opening box covers, the sample that will be correctly placed in the electronic component inside car refrigerator and car refrigerator in operating room Locular wall 10% on frame and from around, keeps certain distance between sample and sample, the table product for exposing sample>98%, then shut Case lid, connects source of the gas, after power on, turns on the power switch, in pressure pot and casing plus water, after two low water level lamps knock out Stop adding water, add water-stop at seal groove, add water, two low water level lamps to stop adding water after knocking out in pressure pot and casing, it is close Add water-stop at sealing groove, by pure water and sodium chloride salt with 1:20 ratio is prepared, and the solution prepared is poured into reagent porch (lamp of low-solids water knocks out), we can be with opening operation, spraying, time switch, off-test rear after all lamps knock out Defog-Switch can be opened, according to test requirements document equipment is continuous and two kinds of spraying squares of cycle, detects 1 hour and arrives in salt mist tester 2 hours, to detect the salt air corrosion ability of product;
Step 4:The material of car refrigerator is flattened in the clamper of Chalpy impact instrument and clamped, sample should not have fold or The phenomenon of surrounding overtension, the face that is hit of 10 samples should be made consistent, pendulum is suspended in release device, on computers Button starts to test, and makes Charpy impact sample, and same step makees 10 experiments, calculates the calculation of 10 samples after off-test automatically Art average value, calculate car refrigerator material impact toughness;
Step 5:Car refrigerator is placed in standard light source lamp house, simulates the artificial light sources under various ambient lights, allows production Factory or laboratory is non-at-scene can also obtain the illuminating effect basically identical with the light source under these specific environments, standard sources is led to Often it is arranged in standard light both, mainly for detection of the misalignment of car refrigerator;
Step 6:The button of car refrigerator is tested by push-button service-life detection instrument, until keys deactivation, is repeated 10 times, And number is recorded, take 10 experiment average values.
2. the quality determining method of a kind of car refrigerator according to claim 1, it is characterised in that in the detection method There are thermostatic drying chamber, the glowing filament detector, the salt mist tester, the Chalpy impact instrument, the mark including described Quasi- luminous source lamp box and push-button service-life detection instrument.
CN201711063586.6A 2017-11-02 2017-11-02 Quality detection method for vehicle-mounted refrigerator Active CN107831025B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711063586.6A CN107831025B (en) 2017-11-02 2017-11-02 Quality detection method for vehicle-mounted refrigerator

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Application Number Priority Date Filing Date Title
CN201711063586.6A CN107831025B (en) 2017-11-02 2017-11-02 Quality detection method for vehicle-mounted refrigerator

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CN107831025B CN107831025B (en) 2020-07-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202110000U (en) * 2011-06-15 2012-01-11 福建省计量科学研究院 Automatic detection device for humiture test equipment
CN103364667A (en) * 2013-07-24 2013-10-23 海信容声(广东)冰箱有限公司 Testing apparatus and testing method for refrigerator circuit boards
CN103499462A (en) * 2013-10-23 2014-01-08 合肥美的电冰箱有限公司 Delivery detection method for refrigerator
CN204086059U (en) * 2014-07-15 2015-01-07 无锡容川科技有限公司 Inner container of icebox temperature becomes performance testing device
CN204595505U (en) * 2015-01-30 2015-08-26 美固电子(深圳)有限公司 A kind of integral control system based on car refrigerator
CN105300720A (en) * 2015-11-16 2016-02-03 合肥美的电冰箱有限公司 Detection method and system of refrigerator and refrigerator
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202110000U (en) * 2011-06-15 2012-01-11 福建省计量科学研究院 Automatic detection device for humiture test equipment
CN103364667A (en) * 2013-07-24 2013-10-23 海信容声(广东)冰箱有限公司 Testing apparatus and testing method for refrigerator circuit boards
CN103499462A (en) * 2013-10-23 2014-01-08 合肥美的电冰箱有限公司 Delivery detection method for refrigerator
CN204086059U (en) * 2014-07-15 2015-01-07 无锡容川科技有限公司 Inner container of icebox temperature becomes performance testing device
CN204595505U (en) * 2015-01-30 2015-08-26 美固电子(深圳)有限公司 A kind of integral control system based on car refrigerator
US20160223237A1 (en) * 2015-02-02 2016-08-04 Kaleb Zeringue User interface for predictive failure analysis of a cooling device
CN105300720A (en) * 2015-11-16 2016-02-03 合肥美的电冰箱有限公司 Detection method and system of refrigerator and refrigerator

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Title
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Address after: 528437 No.23 Jiankang Road, Torch Development Zone, Zhongshan City, Guangdong Province

Patentee after: Indre Industries (Guangdong) Co.,Ltd.

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Address before: 528437 in the National Health Science and technology industry base of Zhongshan City, Guangdong Province

Patentee before: GUANGDONG INDEL B ENTERPRISE Co.,Ltd.

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