Machining plant: With the expansion of business, in 2007, HotTop s-et up the Plant 2, which focuses on design and producing of custom machining parts. The electroplate and painting service for the metal parts can also be offered as the customers' request. Now, HotTop Plant 2 have rich experience in making the aluminum parts, stainless steel parts and other metal parts for communication devices, SMT, sports equipment, and so on.