世荣兆业：参股公司玉柴船舶动力股份有限公司主营生产的船用低速发动机，是海洋装备的重要组成部分

Group 1 - The company has a stake in Yuchai Marine Power Co., Ltd., which primarily produces marine low-speed engines, an important component of marine equipment [1] - Currently, the company is not involved in other deep-sea economic sectors [1] Group 2 - An investor inquired about the company's plans in the deep-sea economy sector [2]