Nanjing Elsa Bio Co., Ltd. has a professional research and sales and service team, dedicated to providing high quality pharmaceutical intermediates, APIs and bulk chemical products. Among them, including chiral pharmaceutical intermediates and heterocyclic two categories, high-quality custom synthesis services have become one of the characteristics of the Company. High-quality products, simple and convenient operation processes, and improve order tracking systems and dedicated service, we have gained a wide range of new and old customers trust and support.