Beijing Smile is not only a supplier of phytase and betaine products, but also a partner of its customers. We have a strong research and service team, on basis of PhD, masters, engineers as well as well-known professors and scholars, to guarantee providing customers with excellent services. Beijing Smile establishes a long-term and close cooperation in technology and alliance with Biotechnology Research Institute and Feed Research Institute of CAAS, as well as CAU ( China Agricultural University ).