Jiangsu Sihuan Bioengineering Co., Ltd is principally engaged in biological medicine industry. The Company’s main products include interleukin and erythropoietin (EPO). The Company operates its businesses in the domestic markets and to overseas markets. As of December 31, 2010, the Company had three major subsidiaries and two associates, involved in the manufacturing of hepatitis diagnostic reagents, injections and in vitro diagnostic reagents, the research, development and sale of medical intermediates, investment business, as well as industrial and sanitary sewage treatment business, among others. （google finance)