Completion of the initial issue of the first non-public offering of corporate bonds by shengang securities9 February 2018Shengang securities co., ltd. on February 9, 2018 the first single non-public offering of corporate bonds - Hua Xun ark technology co., ltd. 2018 non-public offering of corporate bonds ( the first issue ) successfully completed the first issue, raised 500 million yuan, coupon rate of 7.8 %.