Dean of Beijing National Institute for Laboratory and Inspection Body; professor-level senior engineer and government special allowance

National-level auditor, CNAS laboratory, inspection agency, and proficiency provider chief-auditor. Laboratory and Inspection Body mandatory approval training teacher.

Mandatory approval consultant of Certification and Accreditation Administration of the People's Republic of China (CNCA), National-level training teacher of mandatory approval auditor. National-level food industry Laboratory and Inspection Body mandatory approval training teacher. National-level mandatory approval auditor. Laboratory accreditation chief-auditor.

Doctor, researcher of Food Safety and Applied Nutrition Institute under FDA. Expert on drug analysis, health product analysis and cosmetic analysis,

Professor-level senior engineer, national level CMA auditor, laboratory accreditation chief-auditor.

National-level CMA auditor, Laboratory accreditation ISO/IEC 17025 chief-auditor, the training teacher of auditor, Inspection organization accreditation ISO/IEC 17020 chief-auditor, auditor training teacher.

training teacher of national-level CMA auditor, national-level CMA chief-auditor, training teacher of laboratory accreditation auditor, laboratory accreditation chief-auditor, CMAF chief-auditor.

Senior Engineer, National-level CMA auditor.