YG-1 CO.,LTD is a Korea-based company engaged in the manufacture of cutting tools. The Company mainly produces three categories of products: end mills, including high speed steel (HSS) type, tank-power type, normal carbide type and jet-power type; taps, including spiral flute, gun point, straight flute, hand, roll, pipe and nut taps, and drills, including carbide drills, HSS drills, carbide spade drills and spade drills. It also provides rotary burrs and cutters and accessories. The Company distributes its products within domestic market and to overseas markets. As of December 31, 2011, the Company had 17 affiliated companies.