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). Dual Plate 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 Standard for Motorcycle Helmets GB 811-2022

New Standards and Update in China for Powertrains

New CQC Implementation Rules for Indirect Vision Devices in the Automotive Sector

New GB standards GB/T 41796-2022, GB/T 41797-2022 and GB/T 41798-2022 Announced for Autonomous Driving and Driving Assistance Systems

Updated GB Standard GB/T 2099.3-2022 for plugs and sockets

Saunders Valves New Standard for Test Procedures for Energy Consumption and Range of Electric Vehicles 18386.2-2022