Where is Ningde argon arc welding certified?

Ningde argon arc welding is certified by the provincial safety and quality supervision bureau. The Provincial Bureau of Safety and Quality Supervision is located in Jiaocheng, Jiaocheng District, Ningde City, Fujian Province. North Road welder qualification certificate is divided into five grades: primary (professional qualification level 5), intermediate (level 4), advanced (level 3), technician (level 2) and senior technician (level 1). Welding salary is divided into two parts: theoretical basic knowledge and practical skill assessment. After passing the examination, the human and social departments will issue certificates, which are common throughout the country.