Angel has passed : 

ISO9002-1994 international quality management system certification in 1997, 

ISO9001-2000 international quality management system certification in 2003, 

HACCP food safety control system certification in April 2004; 

BRC certification in April 2009; 

Non-GMO certification in 2021; 

Angel Testing Center was accredited by CNAS in September 2003. 

Angel's YE production follow the principle of "safety, nutrition, health, and environmental protection", and its product design must go through careful and rigorous evaluation and audit within the system before production and promotion. Every batch of products is required to pass the accreditation of a specialized sensory assessment team before going to storage. This guarantees the quality of the products that are supplied to the customers.

Angel adheres to the guideline for business of "technology and quality is life", with professional and technical personnel accounting for 80% of the total number of employees, more than 30 well-known domestic and foreign experts, and cooperation with over 10 well-known universities and research institutions, to make its products at the leading level.