Yunnan Tin Company Limited (hereinafter referred to as "Yunnan Tin") disclosed the "Pre-disclosure Announcement on the Reduction of Shares by Controlling Shareholder and Its Concerted Parties" (Announcement No.: 2026-033) on April 28, 2026. The controlling shareholder, Yunnan Tin Group Co., Ltd. (hereinafter referred to as "Yunnan Tin Group"), and its concerted party, Gejiu Xidu Industrial Co., Ltd. (hereinafter referred to as "Xidu Industrial"), planned to reduce their holdings of Yunnan Tin shares within ninety natural days starting from fifteen trading days after the announcement date (i.e., from May 25, 2026, to August 22, 2026), through centralized bidding and block trading, with a maximum reduction of 23,036,047 shares, accounting for no more than 1.4% of the total share capital. Among these, the shares reduced through centralized bidding would not exceed 16,454,319 shares, accounting for 1% of Yunnan Tin's total share capital, and the shares reduced through block trading would not exceed 6,581,728 shares, accounting for 0.4%.
On May 26, 2026, Yunnan Tin Group and its concerted party, Xidu Industrial, disclosed the "Announcement of Controlling Shareholder and Its Concerted Parties Reducing Shares by Over 1%" (Announcement No.: 2026-034). On May 25, 2026, they cumulatively reduced their holdings of Yunnan Tin shares by 6,198,380 shares through the securities trading system's centralized bidding, accounting for 0.38% of Yunnan Tin's total share capital. The combined shareholding of Yunnan Tin Group and its concerted party (Yunnan Tin Group (Holding) Co., Ltd. and Xidu Industrial) decreased from 44.15% to 43.77%.