The most advanced exclusive technology of aluminum alloy precision investment casting has been introduced from Canadian Oriental Company. Brand-new equipment is ready set (The MAX size of the precision casting is 1000x800x600 mm). Precision thin-walled aluminum alloy investment castings of complicated structure for various areas, aerospace industry, military armament, electronic communication, vehicle etc. The technology solves the difficult processing problem and minimizes the processing work and maintains +-0.1mm dimension precision.