Harbin Pharmaceutical Group Co Ltd<600664>, China's second-biggest drug maker by market value, Wednesday announced it issued RMB 800 million financing bonds with a maturity of 365 days on the interbank market on Nov. 17.

The yield of the bonds was set at 4.78%. Proceeds from the issuance will be used to supplement working capital, according to the company's statement posted on the official Chinabond.com website.

The bonds will become tradable today. China Merchants Bank Co Ltd (CMB)<600036><3968> is the major underwriter for the sale.

Shares of the company went down 5.65% to close at RMB 8.68 on Tuesday.