Open pit mining, processing, and sales: pyrite; Dangerous goods transportation (Class 1, Class 2, Class 3, Class 6, Class 8, Class 9), general freight, handling and loading; Production and sales: superphosphate; Processing and sales: iron concentrate; Import and export of goods. Grade B engineering surveying, Grade B cadastral surveying, Grade B real estate surveying; Metrological verification services; Tailings pond operation (the above projects are operated with valid licenses). Property rental and equipment rental; Installation (repair, testing) of electrical facilities (Level 5 for installation, Level 5 for repair, Level 5 for testing). The following projects are limited to branch operations - production and sales: sulfuric acid (81007); Processing and sales: pyrite, ordinary machinery (excluding engines); Centralized supply of drinking water for daily use; Installation and maintenance of water supply pipelines; Collecting electricity bills on behalf of others; Production, sales, installation, decoration: metal processing machinery, general parts, non-standard steel components, sulfur and phosphorus equipment, cement equipment, environmental protection equipment, stone equipment; Processing: Stone; A type of motor vehicle maintenance (maintenance of large and medium-sized trucks, maintenance of large and medium-sized buses, and maintenance of small vehicles); Testing services for pyrite, concentrate, industrial sulfuric acid, superphosphate, and phosphate rock products; Design and manufacture of Class I pressure vessels (D1) and Class II low and medium pressure vessels (D2); Bridge crane and gantry crane maintenance services (B-level); Engaged in dangerous goods loading, unloading, transportation, and warehousing operations within the port area. Recycling of renewable resources (excluding projects that require approval from relevant departments such as solid waste, hazardous waste, and scrapped cars); Comprehensive utilization of pyrite waste rock and tailings; Sales: stone, crushed stone, stone slag, slag powder. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)
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Open pit mining, processing, and sales: pyrite; Dangerous goods transportation (Class 1, Class 2, Class 3, Class 6, Class 8, Class 9), general freight, handling and loading; Production and sales: superphosphate; Processing and sales: iron concentrate; Import and export of goods. Grade B engineering surveying, Grade B cadastral surveying, Grade B real estate surveying; Metrological verification services; Tailings pond operation (the above projects are operated with valid licenses). Property rental and equipment rental; Installation (repair, testing) of electrical facilities (Level 5 for installation, Level 5 for repair, Level 5 for testing). The following projects are limited to branch operations - production and sales: sulfuric acid (81007); Processing and sales: pyrite, ordinary machinery (excluding engines); Centralized supply of drinking water for daily use; Installation and maintenance of water supply pipelines; Collecting electricity bills on behalf of others; Production, sales, installation, decoration: metal processing machinery, general parts, non-standard steel components, sulfur and phosphorus equipment, cement equipment, environmental protection equipment, stone equipment; Processing: Stone; A type of motor vehicle maintenance (maintenance of large and medium-sized trucks, maintenance of large and medium-sized buses, and maintenance of small vehicles); Testing services for pyrite, concentrate, industrial sulfuric acid, superphosphate, and phosphate rock products; Design and manufacture of Class I pressure vessels (D1) and Class II low and medium pressure vessels (D2); Bridge crane and gantry crane maintenance services (B-level); Engaged in dangerous goods loading, unloading, transportation, and warehousing operations within the port area. Recycling of renewable resources (excluding projects that require approval from relevant departments such as solid waste, hazardous waste, and scrapped cars); Comprehensive utilization of pyrite waste rock and tailings; Sales: stone, crushed stone, stone slag, slag powder. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)
