Our company is professional in manufacturing of ketoacids, including, D,L-α-Hydroxymethionine Calcium,α-Ketoleucine Calcium, D,L-α-Ketoisoleucine Calcium, α-Ketovaline Calcium and α-Ketophenylalanine Calcium . There is complete quality control system to ensure the products' quanlity. All products have passed GMP certification,and now we're stepping to EU GMP which has been in progress.Our company is also the designated ketoaids supllier of FRESENIUS Company, a world top 500 enterprisethe.