Chongqing Zhencheng Power Machinery Development Co., Ltd. is a manufacturer of piston rings, with well-equipped testing equipment and strong technical force.
With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in motorcycles, automobiles and other fields.

Our main products, " Zhencheng " brand piston ring of environmental-protecting and energy-saving, has a fully independent intellectual property rights,Compared with the conventional piston engine, the new piston rings can increase power and torque, decrease emissions and engine fuel consumption,fuel consumption, as to extend the piston life. We has developed 30 varieties of motorcycle series piston that can be installed more than 95% of the existing domestic motorcycle models; We have developed more than 300 product specifications of automotive piston that can be installed on more than thousands of kinds of models.In 2005,our enterprise passed the ISO9001-2000 quality system certification. We can annually produce 50 million sets of piston rings of two-piece modular environmental protection,and energy saving. In 2003, our company was rated as "high-tech enterprise", "2003-2006 Jiulongpo District of Chongqing Science and Technology Progress Award." At the same time, "two-piece modular environmental protection, energy saving new piston ring" with "energy saving" effect, is in line with the State to develop "low-carbon economy" policies and principles. We are awarded the "Chongqing key new products" by Chongqing Science and Technology Commission and awarded the "2006 National Key New Product" by the National Science and Technology and State Environmental Protection Administration and other four ministries.

The particularities of our products as follows:
1. Patented technology exclusively produced, with a break of the market.
2. Saving oil of 8% -20%, while adopting a unique structure of automatic compensation for wear and tear, longer life than doubled.
3. Cylinder pressure increased by 15%, power, torque increased by 10% or more, powerful, climbing, speed without effort.
4. Good emission: Motorcycles installed directly up to Europe2, after install device of adding gas and the three-way catalytic, which can easy to meet Europe3. Carburetor automobiles after installation exhaust emissions reaching standard of EFI and EFI car installed reduced by 30% or more than before.
5. Use widely: All the auto-machines using kinds of fuel, like reciprocating internal combustion engines and air compress, can use our products.