We are an enterprise in producing Amino-acid materials and plant extract materials.
Our main products are L-Glutamic, L-Lysine HCL, L-Threonine , L-Tryptophan, L-Phenylalanine,
DL-Methionine, other amino-acid derivatives, and plant.....
查看所有供求信息(3) Jiangsu Tongzhou Chengxin Amino Acid Co., Ltd
[中国]