Zoom Technologies, Inc. (Zoom), through its wholly owned holding-company subsidiary, Gold Lion Holding Limited (Gold Lion) is the owner of 100% of Profit Harvest Corporation Ltd. (Profit Harvest) and through Gold Lion's wholly owned subsidiary, Jiangsu Leimone Electronics Co., Ltd. (Jiangsu Leimone) is the owner of 51% of Tianjin Tong Guang Group Digital Communication Co., Ltd. (TCB Digital). The business of Zoom comprised solely of Gold Lion's operating subsidiaries, which are TCB Digital, Jiangsu Leimone and Profit Harvest. Profit Harvest serves as sales and marketing arm of TCB Digital and Jiangu Leimone serves as manufacturing arm for TCB Digital. Both TCB Digital and Jiangsu Leimone are in the business of manufacturing, research and development, and sales of electronic components for third generation mobile phones, wireless communication circuitry and related software products.