民德电子：关于控股股东、实际控制人部分股份质押的公告

Group 1 - The core point of the article is that Mindray Electronics announced the pledge of shares by its controlling shareholder, Mr. Xu Wenhui, which involves 3,040,000 shares, representing 14.20% of his holdings and 1.78% of the company's total share capital [2] Group 2 - The pledged shares amount to 3,040,000, indicating a significant portion of the shareholder's stake [2] - Mr. Xu Wenhui is the controlling shareholder and chairman of the company, highlighting his influential role [2] - The announcement was made on February 2, indicating the recent nature of this development [2]