Main Products : Chemical machinery and equipment, single screw, twin screw & triple screw plasitc extruder, rubber and plastic machinery and equipment manufacturing, sales; Plastic machinery spare parts, electrical automation control system installation & sales; Selling had running test plastic granules, testing plastic products' particles; Import and export business of self-operated and agent types of commodities and technologies (except those commodities and technologies whose import and export are restricted or prohibited by the State)