Wuhan Grand Hoyo Co Ltd is a high-technology enterprise that specializes in the manufacturing and distribution of amino acids and their derivatives, as well as active pharmaceutical ingredients (APIs). It is recognized as one of the oldest and largest producers of cysteine series products in China, offering a range of high-quality products, including L-Cysteine, L-Cysteine HCl Anhydrous, L-Cysteine Monohydrate, Carbocisteine, N-Acetyl-Cysteine, and N-Acetyl-Tyrosine. The company has achieved various certifications such as ISO9001, Chinese GMP, Kosher, and Halal, and has undergone audits by esteemed institutions including the US FDA and KFDA, along with numerous reputable companies in the industry. Their products are utilized in various sectors, including pharmaceuticals and food/feed additives.

Services include:
- APIs (Active Pharmaceutical Ingredients)
- Manufacturing and distributing amino acids and their derivatives
- Production of cysteine series products

Wuhan Grand Hoyo Co Ltd continues to be a prominent supplier in the pharmaceutical industry, committed to quality and innovation in its offerings. For more information, please visit grandhoyo.com.