Ryan solid piston manufacturing co., Ltd. mainly produces automobile Pistons, there are more than 50 kinds of piston products, product sales across the country more than 20 provinces, has also exported to Indonesia. Japan. Korea. Pakistan. Countries such as Burma, product strictly according to GB/T1148-93 requirements, to meet the 35mm-135mm high-precision piston cylinder, can be made according to customer drawings. Advanced technology: set of austenite wear-resistant inlay rings. With the steel. Internal cooling passages. Special surface treatment: printed graphite. Hard anode oxidation. Phosphate. Tin plating. with our "quality of survival, reputation development" concept, won the praise of customers. visit welcome customers at home and abroad call letter or to plant and seek win-win. believe in you joining our tomorrow will be more splendid.