Montelukast sodium

HangZhou HuiSheng Biotech Pharmaceutical Co.,Ltd., is located in HangZhou. We have developed into the leading enterprise in pharmaceutical industry after 15 years of efforts. Our products, including API,intermediates,plant extract,finished formulation, biological products in API bulk or finished formulation . Our products have won great popularity with reliable quality and competitive price in Southeast Asia Africa; but also succeed in The Middle East,Europea,Russia,and South America and US market.Espacially we are practiced well at the regulatory market.