Ningbo Jeing-Yuan Biotechnology Co., Ltd.
Ningbo, China Ningbo Jeing-Yuan Biotechnology Co., Ltd. is a manufacturer and distributor of various biological & chemical products. We specialize in amino acids and nutritional supplement products. We also offer L-arginine base L-arginine Hcl, L-cystine, L-cysteine base, L-cysteine Hcl anhydrous, L-cysteine Hcl monohydrate, creatine monohydrate, alpha-ketoglutarate acid and L-ornithionine Hcl. Our supplement p More...
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