In 2014 a new regulation regarding the safety of specific equipment went into effect in China. This regulation pertains to pressure vessels and requires that domestic and foreign manufacturers of pressure vessels obtain a SELO license to be allowed to sell their products in China.
The SELO license is also known as the China Manufacture License (CML), China Stamp or the Pressure Vessel License. It is an approval procedure from the Chinese authority SELO – China Special Equipment Licensing Office. This authority is overseen by the State Administration for Market Regulations (SAMR). Flange Butterfly Valve
This SELO registration is required for products such as: boilers, pressure vessels, safety components, gas cylinders, tanks and hot water systems.
Licensing takes place according to current TSG regulations and GB standards. These include
Announcement from the CNCA on Further Improving the Self-Declaration Process
New Management Standard SJ/T 11885-2022 for Lithium-ion Battery Industry
Determination of Accredited Test Laboratories for Lithium-Ion Battery Certification in China
MPR Summer Event – Outdoor Challenges with Variety
New Implementation Rules CNCA-C09-01:2023 and CQC-C0901:2023 for Batteries, Power Supplies and Power Banks
New Standards on Test Methods for Car Tires GB/T 4502 and GB/T 521
Silent Check Valve Suppliers China Announcement on the Implementation of China VI Emission Standards for Automobiles