Established in 1981,Shanghai Kehua Bio-engineering Co., Ltd (KHB) is one of the largest developers, manufacturers and marketers of in vitro diagnostic products in China. In July 2004,we became the first listed company in Shen Zhen Stock Exchange focused on the IVD business. We offer a broad range of products covering three primary business segments: Diagnostic Reagents, Diagnostic Laboratory Instruments, and Evacuated Receptacles.