Group 1 - The core point of the article is the recent business change in Zhenjiang Low-altitude Industry Investment Co., Ltd., which has added Tianjin Rongsu Si Enterprise Management Center (Limited Partnership) as a shareholder and increased its registered capital from 2 billion RMB to approximately 2.72 billion RMB [1] - The company was established in 2015 and is represented by legal representative Wei Jiandong [1] - The business scope of the company includes sales of civil aviation materials, aviation business services, and aviation operation support services [1]

Group 1 - The core point of the article is the establishment of a new aviation resource service company by China Aviation Materials Corporation in Beijing with a registered capital of 2 billion yuan [1] Group 2 - The newly established company is named AVIC Huashun Aviation Resource Service (Beijing) Co., Ltd. and is fully owned by China Aviation Materials Group [1] - The business scope of the new company includes sales of aviation transport equipment, aviation operation support services, sales of civil aviation materials, import and export of goods, and technology import and export [1]