Group 1 - The establishment of Heilongjiang Sifu Metal Processing Co., Ltd. has been registered with a legal representative named Wang Xiuyun and a registered capital of 500,000 RMB [1] - The company's business scope includes general projects such as metal cutting processing services, metal surface treatment and heat treatment processing, and production waste metal recycling [1] - The company is also involved in the sales of metal materials, mechanical equipment, railway locomotive and vehicle parts, and renewable resources [1] Group 2 - Additional services offered by the company include mechanical equipment leasing, ordinary cargo warehousing (excluding hazardous chemicals), loading and unloading, and labor services (excluding labor dispatch) [1] - The company has a licensed project for road cargo transportation (excluding hazardous goods) [1]