Established in Shenzhen on September 28, 2005, China Jianyin Investment Securities Co., Ltd. (Chinese: 中国建银投资证券有限责任公司) is a successor of China Southern Securities Co., Ltd. (CSSC, Chinese: 南方证券).

With a registered capital of RMB1.5 billion Yuan, CJIS is a nationwide comprehensive securities firm that was wholly owned by China Jianyin Investment and later wholly owned by Central Huijin Investment (from 2011 to 2016), the parent company of Jianyin Investment.

In 2015, chairman of the board and Party Committee Secretary, Long Zenglai (Chinese: 龙增来) was dismissed.

It was reported that Long withdrew money from China Investment Securities to fund his personal spending such as luxury banquet.

[2] In 2016, China International Capital Corporation acquired China Investment Securities from Central Huijin Investment in an all-share deal.