BRIEF-Guotai Junan Securities' Prelim H1 Net Profit Up 25.22% Y/Y

July 30 (Reuters) - Guotai Junan Securities Co Ltd

* SAYS PRELIM H1 NET PROFIT UP 25.22% Y/Y Source text in Chinese: https://bit.ly/2K5CVKJ Further company coverage: (Reporting by Hong Kong newsroom)