No Logo | Wuhan Grand Hoyo Co., Ltd. Wuhan Grand Hoyo Co., Ltd. is the leading Amino acid manufacturer in China. Products are widely used in the fields of pharmaceutical, food additive, feed additive, nutrition, chemical and some so on. The facility is approved and regularly audited by ... We are regularly Selling: carbocisteine s-carboxymethyl-l-cysteine, acetylcysteine n-acetyl-l-cysteine, l-cysteine hydrochloride monohydrate, n-acetyl-l-tyrosine, l-cysteine hydrochloride monohydrate, l-cysteine hydrochloride anhydrous, l-cysteine, l-citrulline, l-serine. Member since 13 May, 2015, China - Hubei |