Tianjin Kedian Petrochemical Valve Laboratory was certified
hangzhou mankun imp. exp. co., ltd. , https://www.multihzmachine.com
Since then, the valve inspection report issued by Tianjin Branch will allow the use of CNAS accreditation logos, and each report will be recognized by more than 40 countries and regions around the world. According to reports, Tianjin Branch is currently mainly responsible for technical services such as the telecommunication private network system, computer network system, and security monitoring system for 1 million tons of ethylene, 10 million tons of large oil refining equipment, and related equipment.