Anhui Huaheng Bioengineering Co., Ltd is located in Hefei, province of The P.R.C. Our main business the manufacture, marketing and invention amino acid products. We produce L-Alanine, DL-Alanine, L-Aspartic Acid, Monosodium L-Aspartate dihydrate,, DL-Aspartic ,DL-Phenylala . From day Co. was founded, we have been ...