Our company is located in Chongqing, An old industry base in South- West of China.

We are a leading manufacture and exporter of cylinder head, Crankshaft in china, Provide with precise equipments, High technology, And professional technicians. So, We supply high quality cylinder head & crankshaft with most competitive price.
We also supply many other engine parts, Such as Assembled Cylinder Head, Cylinder Linner & Liner Kit, Cylinder Block, Engine Long Block, Engine, Crankshaft, Camshaft, Con- Rod, Gasket and Full Set, Turbo Charger, Water/ Oil/ Fuel Pump, Piston and Piston Ring, Engine Bearing, Engine Valve, Valve Lifter, Rocker Arm Assy, Alternator, Starter, Carburetor, Etc, Which used on all types of JANPANESE / KOREAN / EUROPEAN / AMERICAN cars, Trucks, Tractors.
BONA CO. Is capable of developing new products, Which are not listed in our standard program. We do this in a timely fashion and to the customers absolute satisfaction. Our tooling and development costs are very reasonable. Please contact us with your special needs. We will be happy to work with you.

Meanwhile, Our skilled and qualified employees are proud of their achievement of becoming the spare parts supplier of choice for global customers, We have great sourcing capability in China Market, Any pending items are welcome to send here.
We are fully aware of our customer's need to have high quality products at competitive prices and supply first class service and best delivery. And would like to establish business relationship as well as friendship with your esteemed company in near future.