LIAONING SANZHENG VALVE CO.,LTD., was founded in 1999. Is established by a number of senior engineers in shenyang tirst valve factory. First pass SOgUOL:2000 quality management system authentication. Our company is a professional manufacturer of high, medium and low voltage valves, and we are specialized in scientific research, design, production and sales. Now we have abundant technical force, advanced production technology, perfect test method. The materials are strict and the products are reliable. Provide timely and complete after-sales service system. The ractory is located in liaoning province, which is located in changtu liao, tieling city. The enterprise covers an area of nearly20,000 square meters, with a floor space of more than 10,000 square meters. It has three senior engineers, five engineers and more than 100 employees.SANZHENG has perfect enterprise standardization system, computer network management system and strict product quality inspection system, have complete testing equipment and pertect testing means.Among them, physical and chemical inspection, mechanical test, spectroscopic analysis, large universal test, etc. The product research is the vitality of the company, the company sets CAD valve design center.Three-dimensional simulation o manufacturing system design, optimize product structure, ensures the quality and speed of the new product research and development, in order to further strengthen quality management, integrate the targetmarket, since achieved SOgol quality management systemcentrication, the company strictly according to SO9001 quality management system of rules and procedures for the operation and management, and successively passed the ISO14001 environment system certification, OHSAS8001 occupational satety certitication, special equipment manuracturing license.SANZHENG people promise: we will be first-class quality, reasonable price, complete varieties and fast delivery to provide better service to customers.