General Projects: Ecological resource monitoring, Wastewater treatment and recycling, Water environment pollution prevention and control services, Atmospheric pollution prevention and control services, Specialty chemical product sales( No hazardous chemicals), Import and export of goods, Water pollution control, Deep-sea oil drilling equipment sales, Petroleum product sales( No hazardous chemicals), oil refining、 Sales of special equipment for chemical production, Sales of special equipment for oil drilling, Oil and gas technical services, Sales of special equipment for environmental protection, Sales of special instruments for environmental monitoring, General mechanical equipment installation services, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Electronic measuring instrument sales, Ecological and environmental material manufacturing, Sales of ecological and environmental materials, Chemical product production( Does not contain permitted chemical products),Chemical product sales( Does not contain permitted chemical products),Specialty chemical product manufacturing( No hazardous chemicals), Engineering and technical research and experimental development, Manufacturing of special equipment for environmental protection, Environmental consulting services, Technology import and export, Sales of new catalytic materials and additives, Solid waste management, Import and export agent,Soil pollution control and remediation services, Soil environmental pollution prevention and control services。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Hazardous waste management, Construction project construction。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.)