STOCK CODE

REPORT FRAUD

REPORT FRAUD

2024.02.27

4. Reporting Method

4.1 Email Reporting: tbjb@topband.com.cn

4.2 Telephone reporting:

Shenzhen and other regions/countries Telephone: 0755-27651888-8040

Mobile: (+86) 13538296472 Short Number: 666472

Huizhou area phone: 0752-3315188-5217

Mobile: (86) 13570800705 Short Number: 660705

4.3 Letter Report: Liyuan Industrial Zone, Tangtou Village, Shiyan Town, Bao'an District, Shenzhen Postal Code: 518108 Shenzhen Tuoban Co., Ltd., Audit Center (Received)

4.4 Reporting Box: There are reporting boxes located diagonally opposite the company's Phase I Human Resources and next to the small stir fry shop on the first floor of the cafeteria.

4.5 Online report: audit WeChat official account