Sichuan Tongsheng Amino acid Co.,Ltd.
Our development direction is biological medicine. And our company is professional in research and manufacturing of amino acid and its derivatives. Our products have been exported to America, Britain, Italy, France, Germany, India and Japan.Introduction
Our development direction is biological medicine. And our company is professional in research and manufacturing of amino acid and its derivatives. Our products have been exported to America, Britain, Italy, France, Germany, India and Japan.
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Yingkou Zhongchen Chemical Co., Ltd. is a professional enterprise that produces bromine