Group 1 - The establishment of Mi Yi Zhong Heng Stone Processing Co., Ltd. has been registered with a legal representative named Tang Dinglan and a registered capital of 2 million RMB [1] - The company's business scope includes general projects such as stone processing for construction, mineral processing, sales of metal ores, and transportation services [1] - The company is also involved in the manufacturing of non-metallic mineral products and provides various logistics services including domestic container cargo transportation and ordinary cargo warehousing [1] Group 2 - The company is required to obtain approval for certain licensed projects, specifically road cargo transportation, which is not applicable to hazardous materials [1] - The operational activities of the company are subject to the relevant department's approval documents or permits, ensuring compliance with national regulations [1]