Special equipment manufacturing license, namely TS certification. It means that the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China supervises and inspects the production, use, inspection and testing related units of special equipment (including design, manufacturing, installation, modification, maintenance, etc.) TS certification mark management behavior.

In the field of special equipment, if all manufacturing, using, and testing units fail to obtain TS certification within the prescribed time limit, the state will not allow them to enter the relevant fields of special equipment to carry out economic activities.

The legal basis for special equipment management is the "Special Equipment Safety Law of the People's Republic of China", which has strict requirements on related companies, which also symbolizes that the quality of the products produced by the company has been certified by the state.