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Global Information Internatonal (H.K)Co.,Ltd
China Electronic Chamber of Commerce
Dongguan science and Technology Bureau
Strategic Alliance of Industry-University-Research-Government Collaboration of Lead-free Electronic Manufacture
SMT Special committee of Guangdong Mechanical Engineering Society
China Instrument Society Branch of Pan-Pearl River Delta Alliance
Guangdong Electrical Household Appliances Chamber of Commerce
Guangdong Optical Society
Wuhan Laser Association of Optics Valley of China
Guangdong Welding Association
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