Company Description: With more than 50 years' history of professional research & manufacture of amino acids,WHU Hoyo is known as the pioneer & one of the largest producers of L-Cysteine HCL Anhydrous & Mono,S-Carboxymethyl-L-Cysteine,N-Acetyl-Cysteine, N-Acetyl-Tyrosine,N-Acetyl-Thioproline,L-Ornithine-L-Aspartate...in China. We've been certified by China GMP,ISO9001,Kosher & HALAL,we produces conforming to AJI,USP,EP,BP&FCC.With the authority of importing and exporting,Our products sells well to MERCK, |