Daishan County Combined Automobile Components Manufacturing Co., Ltd (hereinafter referred to as Daishan Combined) was first established in 1991, and was dedicated to engine sealing industry for more than 20 years. At present, we develop more than 1000 types of cylinder rings and more than 500 types of engine gasket kits. Besides, we are dedicated to the research of various kinds of sealed rubber accessories, including: oil seal, valve oil seal, O-ring, valve cover gasket, oil pan gasket, air intake/exhaust system gasket, various crankshaft oil seals with frames etc. 

Every year we develop new products and moulds for various customers. With high-level creative sales team, advanced technology and facility, professional technicians, we can surly satisfy needs of customers throughout the world. We have quality certificates, such as: TS16949：2016 etc, and adopt SPC & MSC to measure the quality. From the raw material to finished products, we have QC to check it strictly, ensuring the products quality to reach customer requirements. 

Our goal is to provide better service to customers, including quality products, on-time delivery and good after-sale service. To achieve this, we establish long-term cooperation with other suppliers who outsource products, including Shanghai Lechang Automobile Co., Ltd., Shanghai Lefeng High-speed Vehicles Friction Material Co., Ltd, Shanghai Furui Sealing Material Co., Ltd etc, and we are dedicated to form a group pattern to better our service and products. 

Sealed gaskets produced by our company which have more than 20 years of manufacturing experience, superb technology, good material and its wide and safe application at home and abroad has won us good brand effects, and our customers covering more than 40 countries. Now, the company has the annual production capacity of 2,000,000 pieces of cylinder liner, 1,000,000 sets of various pads used in vehicles and 1,500,000 tons of sealed material. We are and will dedicate to the sealed industry in China to provide better service and products for customers at home and abroad.