[Introduction] The manufacturing license for civil nuclear safety machinery and equipment is issued to CFHI by the National Nuclear Safety Administration on March 1995, Since then, CFHI has established a manufacturing quality assurance system for civil nuclear safety machinery and equipment in accordance with "Nuclear Power Plant Quality Assurance Safety Regulations" "(HAF003) and relevant guidelines. The renewal period of this manufacturing license is 5 years, and CFHI (including Dalian) is authorized to manufacture civil nuclear safety machinery and equipment within the specified scope. The manufacturing qualification has been maintained continuously since the manufacturing license was obtained.