High end seal is in the high temperature, high pressure, high speed, high strength, strong corrosion, strong wear, large vibration in the complex environment to maintain a long time of sealing technology, sealing technology is the cornerstone of the entire basic industry. The hardware industry has shown great vitality, the market potential is enormous, if the management and guidance properly, will achieve an international big industry. China has mastered the core sealing technology of hydraulic hardware industry, coastal cities have a strong industry chain. In time, the furniture hydraulic hardware industry to do the core components and the core components of many enterprises will have the opportunity to achieve a number of international brands.