Serve member enterprises in many ways; Self-discipline, coordination, supervision and safeguarding the legitimate rights and interests of member enterprises; Assist government departments to strengthen industry management. The specific business is: 1 Conduct industry and market surveys, study the development of the industry at home and abroad, analyze the industry situation, and put forward opinions and suggestions on the planning or prediction of industry development and technological progress; Do a good job in scientific research exchange, development and production, information service and promotion in the field of selenium resources;

2. Entrusted by the government, according to the needs of market and industry development, undertake or hold exhibitions, forums, commendation and awards and other industry-related activities approved by relevant government departments; Organizing talent, technical and vocational training and consultation; Establishing publications in accordance with relevant regulations;

3. Help enterprises to improve management; Provide reasonable suggestions;

4. Entrusting institutions to carry out industry credit rating evaluation and maintain industry reputation;

5. With the approval of relevant government departments, organize the evaluation, appraisal and popularization of scientific and technological achievements;

6. Carry out technical exchanges and cooperation in selenium industry at home and abroad;

7. Formulate and supervise the implementation of industry rules and regulations, standardize industry behaviors, coordinate price disputes among peers, and maintain fair competition; Assist members in responding to anti-dumping and anti-monopoly complaints and corresponding investigations;

8. Reflect members' requirements, coordinate members' relations and safeguard members' legitimate rights and interests;

9. Entrusted by government departments, participate in the formulation of industry plans and demonstrate major technological transformation, technology introduction and investment development projects in the industry;

10. Entrusted by government departments, participate in the formulation and revision of national standards and industry standards, organize and supervise the implementation;