Kunming Dianchi Water Treatment Co., Ltd. (DCWT) reported zero movement in its share capital for May 2026, according to the monthly return filed with the Hong Kong Stock Exchange.

The company’s registered share capital remained at RMB 1.03 billion, divided into: • 340.02 million H shares listed in Hong Kong (par value: RMB 1 each). • 689.09 million domestic shares not listed in Hong Kong (par value: RMB 1 each).

Issued share data mirror the registered numbers, as no new shares, treasury shares, repurchases, or cancellations occurred during the month. DCWT also confirmed it had: • No outstanding share options, warrants, convertible securities, or other agreements to issue shares. • No treasury shares on its books.

The company certified that its H-share public float continues to satisfy the Main Board’s minimum 25 percent threshold, ensuring ongoing compliance with Listing Rule 13.32D(1).

The filing was signed by Company Secretary Tsui Sum Yi on 3 June 2026.