2009 Completed the absorption and merger of wholly-owned subsidiary Shanghai Kewa Biotechnology Co.
2008 The company cooperated with BioMérieux France to establish Shanghai Mérieux Bioengineering Co.
2007 In October 2007, the company invested in Shanghai Kewa Laboratory Medical Products Co.
2006 The company invested in Shanghai Kewa Qixing Computer Technology Co.
2005 Increased the shareholding of Shanghai Industrial Kewa Biotechnology Co., Ltd. and made it a wholly-owned subsidiary of Kewa, and completed the shareholding reform in October.
2004 Kewa Bio was successfully listed on the stock market, with an initial public offering of 18 million RMB ordinary shares (A shares).
2001 Kewa invested in the establishment of Shanghai Kewa Laboratory Systems Co., Ltd. specializing in the development and production of medical testing instruments.
1999 Invested in the establishment of Shanghai Kewa Enterprise Development Co., Ltd. specializing in the agency sales of international famous brands of medical testing instruments.
Invested in the establishment of Shanghai Kehua Qihua Information Technology Co., Ltd. specializing in the development of various types of testing instrument software and information management system software for hospital laboratory, blood station and blood bank.
1998 Kewa reorganized and established Shanghai Kewa Biological Engineering Co., Ltd. to develop and produce clinical immunodiagnostic reagents and clinical chemical diagnostic reagents, which represented the latest biotechnology level.
1995 Shanghai Industrial Kewa Biotechnology Co., Ltd. established Shanghai Kewa Dongling Diagnostic Products Co., Ltd. as a joint venture with Toyo Boshoku Co. Ltd. to research, develop and produce clinical chemical diagnostic reagents. The liquid double-dose reagents launched by the company led the development direction of clinical chemical diagnostic reagents in China.
1991 Kewa established Shanghai Industrial Kewa Biotechnology Co., Ltd. as a joint venture with Hong Kong Shanghai Industrial (Group) Co., Ltd. to research, develop and produce clinical immunodiagnostic reagents such as Hepatitis B determination kits. It has developed into one of the largest and most advanced clinical immunodiagnostic reagent production bases in China.
1981 Shanghai Kehua Biochemical Reagent Laboratory was established to produce prothrombin time determination reagents, hepatitis B blood cells and other products.