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tongsan factory

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tongsan factory
Issue Time:2020-03-17
tongsan factory
Production to specialization, streamlined production management procedures, delivery to customers qualified rate 100%, customer satisfaction, 100, the company has always been adhering to the science and technology innovation as the center, dare to innovation, focus on new technologies, new processes,
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The west end and south side of Yangzhou road ,Jiaozhou City,Qingdao,China
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