Liaoning SEALTECH Technology Co., LTD. (SEALTECH), founded in 2003, is a national-level high-tech enterprise specializing in the production of welded bellows and semiconductor equipment parts, a national-level specialized special new small giant enterprise, a member of China Integrated Circuit Innovation Alliance, and an outstanding participation in the construction of national major infrastructure. The company covers an area of 60000 square meters, construction area of 50000 square meters, clean cleaning workshop of 6000 square meters. Mainly for domestic semiconductor equipment - PVD, CVD, PECVD, MOCVD, etching machine, ion implantation machine and other dedicated welding bellows and high-precision parts, is an important supplier of domestic semiconductor equipment factory. At the same time, the products are widely used in accelerator, solar photovoltaic, pharmaceutical equipment, vacuum equipment and a series of high-end industries. Product technology level has reached the world advanced level, in the forefront of the industry development.