August 19, 2011, Hebei Changshan Biochemical Pharmaceutical Co., LTD launched its initial public offering of 27,000,000 shares for a ChiNext listing under the stock code of 300255.SZ.  The raised fund reached a total of CNY 697,261,100.

Established on September 28, 2000, Changshan Pharm has been engaging in the research & development, production and sale of heparin products and played a leading role in Heparin API and preparation in China.

Jingtian & Gongcheng represented the issuer in the listing.