Shanghai Dust-Collecting Equipment Factory as one of the dust collector factory founded earlier, a member of national bag-filter special committec is listed as fixed producting factory for Chemical Oepartment, Mine-machinery Co. of China and Shanghai Machinery-Equipment Co. It has assessed as a " lay stress on contract and keep promise" unit for 3 years and a civilized unit in MinHang district for 5 years.In our factory whose area is 20000m2, there has many equipment of production, cold-manufactory and form, weld and cut, machining and so on Having 152 staffs, 16 engineers among them, It has been formed a service system of design, manufactory, check and measure, sale, install and maintain. We product four kinds of dust collector whose brand is " cc" , as bag filter, cartridge, wet-filter and cyclon.Cooperating closely with each scientific research and designing unit, we have developed many domestic leading dust collectors that notonly filled in the gaps, but part of them formed a complete set for export items and have achieved good social benefits. We' U prouide satisfied services for each use's environmental protection in the nhole country and insist on the principle that user is the highest and quality is the first to make technical guidance. install and debug, do consigning for users, We can also manufactory various special standards dust collectors.