A subsidiary of the Mitsubishi Corp. plans to relocate from Wood Dale to Elk Grove Village, with plans to construct a $25 million building. MC Machinery, which produces high precision electrical discharge machines, 2-D and 3-D laser cutting machines, milling machines, and press brake machines, will purchase an 11-acre site at 101 Northwest Point Blvd. with plans to construct a 175,000-square-foot building.