Shanghai DUNPAI co, ltd, founded through the reorganization of the state-owned enterprise: Shanghai saltpetre sieve Factory, it&＃039;s build on 1973, has a history of more than 35 years. Our company consist of three subsidiary company: Shanghai DUNPAI wire mesh &cullender cooperate company, Shanghai DUNPAI Griddle co., ltd, Shang hai SHANGDUN fillter equipment co, ltd. We have international leading producing base and producing line, equipping with intelligence and standardize testing, controlling lab. All our products are designed, produced and controlled by our engineers and workers, according to international quality system ISO: 14315. Our main products are wire mesh, Bellows Screen, Anti-Screen, , fillter machine, stainless steel sieve plate, and kinds of cullender. Our aim is pursuing perfect quality, and satisfing customers requirment as many as we can. According to our high quality and credit standing, we have earned high reputation among numbers of customers. Our company have a very good quality control system on the whole process of sale, design, manufacture, test and after-sale service. Quality without defection and perfect after-sale service is always the tenet of our company. We are very glad to mapping, trial-produce and design all kinds of new products you need. Our metal knitted screen have won a very good market in Spain, South-east Aisan and other countries.