Welcome Guangdong ronghua Intelligent Technology Co., Ltd
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0769-87779910
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Children's sonic electric smart toothbrush
Adult sonic electric smart toothbrush
Sonic electric smart toothbrush with screen
Sonic tooth cleaner
Eye massager
Shoulder massager
Manufacturing
Production workshop
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contact information
Wire bending test
Electric pencil hardness test
Salt spray test
Programmable constant temperature and humidity test
UV accelerated weathering test
Button life test
Horizontal plug life test
RCA tape abrasion test
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