Founded in 2013, ESTS (Extensive Standard Technical Services Co., Ltd.) is an audit firm and certification body headquartered in Hong Kong, with operators spanning China, Asia, Europe and North America.

ESTS services mainly include three parts: certifications, audits/verification, and innovative services, mostly focusing on the fields of social compliance, environmental protection, sustainability, food safety and quality system etc.

ESTS serves a lot of famous retailers and brands around the world. 

Our Mission


Our Vision

  • To set up incentive driven mechanism for integrity compliance
  • To be an outstanding, reliable & excellent certification body and audit firm
  • To be a company where all employees are encouraged to be active team members

Our Value


  • First-rate Service
  • Innovative Efficiency
  • Integrity and Fairness
  • Win-win Cooperation