Suda Corporation (001277.SZ) stated on the investor interaction platform on September 6 that the company's business currently mainly revolves around the hydraulic brackets for coal mining comprehensive excavation equipment, providing comprehensive after-market services such as maintenance and re-manufacturing, spare parts supply management, and rental and sales of second-hand equipment for coal production enterprises, as well as fluid connectors for machinery equipment manufacturers. The rental and sales of second-hand equipment business currently mainly involves comprehensive excavation machinery for coal mining enterprises and are all enterprise-end customers. The company is not currently involved in the rental and sales of second-hand autos.