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Meishan Jinli Chemical Co., Ltd. is a professional enterprise that produces Yuanming powder, sulfide alkali, trisodium phosphate, alkaline protease, and soda ash
Shanghai Zhengzhou Valve Co., Ltd. is located in Shanghai's Zhengzhou Industrial District, the company was formerly Shanghai Zhengzhou Valve Factory, and was transformed into a limited company in March 2009.The transformation injected new vitality in