Only Zhang Le is the mobile phone software developed by Huatai Securities, and the other three softwares are not developed by securities companies.

Straight Flush was developed by Zhejiang Hexin Straight Flush (300033) Network Information Co., Ltd., formerly known as Shanghai Hexin Software Technology Co., Ltd. ..

Great Wisdom was developed by Shanghai Great Wisdom Software Development Co., Ltd., formerly known as Shanghai Great Wisdom Network Technology Co., Ltd.

Qianlong was developed by Shanghai Qianlong High-tech Co., Ltd.