Tgr china pharmacy purchasing union (TCPPU) was founded in 2004 and headquartered in changsha. It is the biggest non-profit pharmacy union purchasing organization in china, with 1251 member companies, and over 30,000 union pharmacies. It’s annual sales reaches nearly 30 billion rmb. Business scope of the union covers all provinces, cities and autonomous regions except for tibet. After over a decade of development, tcppu has become the "group headquarter" of chain pharmacies