Established in 1989, Wuhan Grand Hoyo Co., Ltd., was set up by Wuhan University, which is a high-technology enterprise specializing in the research and development, manufacturing and selling of Amino Acids and related derivatives.
Grand Hoyo does not only have the Chinese first-class amino acids research pilot bases, but also independently owns 5 production bases of amino acids and relatied derivatives. Its main products are N-Acetyl L-Cysteine,N-Acetyl L-Tyrsine, L-Citrulline.
All products conform to the standards of CP, AJI, USP, BP, EP and FCC. In addition, Grand Hoyo has been certified by ISO9001, cGMP, Kosher & Halal. With the license of importing and exporting, our brands WUBC® and WHUHOYO® enjoy reputations at home and abroad.