We are a manufacturer based in China specializing in the production of L-Arginine, L-Arginine HCL, hydroxyproline, L-Ornithine & L-Aspartate, L-Citrulline Dl-Malate, D-(+)-CHIRO-INOSITOL and related products. Our manufacturing process is based on fermentation. We are committed to providing high-quality products, excellent service, and competitive pricing.