Daqing Huali Machinery Manufacturing Co., Ltd., established on 2001-02-19, Business scope includes pressure vessels,Production of pressure piping components,Sales;Research and development of oilfield surface equipment,Tertiary oil recovery equipment and control system,Water treatment equipment and system,Fire Equipment and Accessories,Static mixer,filter,waste recycling unit,mixer,Mechatronics device,Industrial automation control system device,pumping unit,Instrumentation,straw shredder,camping house,furnace burner,Green facilities,Inner joint,flexible sleeve,Oil filter,Production and sales of FRP products;pump manufacturing,Sales;General machinery production,Sales;Drilling equipment and accessories,Processing of square and rectangular welded steel pipes,Sales;import and export trade;Cleaning Services;for oil,Provide technical services for natural gas extraction;Piping and Equipment Installation(Need to be approved to operate with a license);Sales:metal pipe fittings,Chemical Products(Free of Hazardous Chemicals,Inflammable and explosive products and highly toxic),building materials,knitted goods,car accessories;Realtor;Metal surface treatment and heat treatment.