Due to shrinking global oil resources and relative abundance of natural gas reserves, the use of natural gas powered vehicles has become increasingly popular. Not only does natural gas lowers operating costs and saves energy. But parts of the green initiative to help significantly reduce the level of vehicle exhaust pollution to the environment, which is a strong promotion project in the worldwide. The CNG hoop wrapped steel lined cylinders for vehicles compliance with the design and manufacture principle of “CNG cylinder for vehicle”, and authorized by ISO11439:2000 international certification. Our products have many advantages, such as good toughness, perfect durability; light weight, high-security, etc. the products are applied broadly to bus, car and variety of natural gas powered vehicle.