Group 1 - The core point of the article is that Beijing Digital Certification Co., Ltd. announced a share reduction plan by its major shareholder, Capital Information Development Co., Ltd., which intends to reduce its holdings by up to 5.4 million shares, accounting for 2% of the total share capital of the company [1] - The share reduction will occur between November 24, 2025, and February 20, 2026, through centralized bidding and block trading methods [1] - Capital Information has already reduced its holdings by 1.2916 million shares, representing 0.48% of the total share capital, from November 24 to November 27, 2025 [1] Group 2 - Following the share reduction, the combined shareholding of the controlling shareholder, Beijing Data Group Co., Ltd., and its concerted party, Capital Information, decreased from 52.48% to 52.00%, reaching a 1% integer threshold [1]