蓝海华腾董事徐学海减持18.00万股，成交均价21.20元

Group 1 - The core point of the news is that Xu Xuehai, a director and executive of Blue Ocean Huateng, reduced his shareholding by 180,000 shares at an average price of 21.20 yuan, amounting to 3.816 million yuan, leaving him with 13.0671 million shares [1][3] - Xu Xuehai has a background in engineering and has held various positions in companies related to electrical engineering before joining Blue Ocean Huateng in 2006 [1] - As of the latest closing, Blue Ocean Huateng has a total market capitalization of 4.132 billion yuan [4] Group 2 - Blue Ocean Huateng's main business includes the development, production, and sales of various electronic control systems, including electric vehicle motor controllers and inverters [2] - The revenue breakdown as of December 31, 2024, shows that electric vehicle motor controllers generated 206 million yuan, accounting for 58.60% of total revenue, while medium and low voltage inverters contributed 106 million yuan, or 29.99% [2]