恒天海龙：公司全资子公司北京多弗海龙飞控科技有限公司，从事航空运营支持服务等业务

Group 1 - The company has a wholly-owned subsidiary, Beijing Duofei Hailong Feikong Technology Co., Ltd., which is engaged in aviation operation support services and is currently involved in project research and development [2] - The company responded to an investor inquiry regarding the number of shareholders by the end of the last trading day in 2025 and the operational status of its low-altitude economy sector over the past year [2] - The company expressed gratitude for investor interest in its operations and developments [2]