Guangzhou Topone Chemical Co., Ltd. is a professional and comprehensive enterprise of daily-use products. The company locates in a great city, Guangzhou, Guangdong Province. Adjacent to Hongkong and Marcao, Guangzhou enjoys the advantage in developing the economy with its high technology and

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Dongguan Hong Jin into testing instrument Co., Ltd. Was established in June 2007. Is a professional production and development of simulation of environmental testing equipment, mechanical test equipment, bags test equipment, paper packaging test equipment, electrical and electronic test equipment,

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