At present, there are two main ways for the CSRC to accept investor clues, which are reflected through letters and visits. Please send a letter directly to China Securities Regulatory Commission. Please send it to the Letters and Calls Room of the General Office of China Securities Regulatory Commission, Fukai Building, No.9 Financial Street 10033, Xicheng District, Beijing.

1. Please go to the reception room of China Securities Regulatory Commission at Taipingqiao Street 107, Xicheng District, Beijing. You can also report to the dispatched office of the CSRC. See the website of China Securities Regulatory Commission () for details.

2, through the complaint phone. The complaint telephone numbers of CSRC are: 010-66210/66, 010-662182. The CSRC sent a complaint call to the ketone stalk bundling institution. Please visit the website of CSRC for enquiry.