GUANGZHOU HAICHENG PHARMACEUTICAL CO., LTD. is a professional manufacturer and exporter specializing in veterinary drugs and feed additives for animal nutrition and health. Tryptophan, Enramycin, Clopidol, Maduramycin Ammonium, Nicarbazine is a committed to quality, integrity and progress through involvement with our team members, customers, suppliers, and community in the aim of making the world healthier.The products are all produced in the advanced production lines which are supported by a top research team, and strictly meet GMP standard. We take quality as our soul and have a strict and complete system to control this part. Furthermore, we cooperate with several famous relevant academies and universities, to provide best quality for the society. In this way, our products are highly competitive, meeting with a favorable reception at domestic and abroad. At present, products of HC PHARMA have already covered North America, South America, Southeast Asia, Eastern Asia, Africa, Mid East and European market. Over these years, we have been expanding our business by researching and developing technologies in comply with international standards.