Zoom Technologies, Inc. (Zoom), through its wholly owned holding-company subsidiaries, Gold Lion Holding Limited (Gold Lion) is the owner of 51.03% of Tianjin Tong Guang Group Digital Communication Co., Ltd. (TCB Digital) and 100% of Profit Harvest Corporation Ltd. (Profit Harvest). The business of Zoom is the businesses of Gold Lion, which is comprised of the businesses of TCB Digital, Jiangsu Leimone Electronics Co., Ltd. (Jiangsu Leimone) and Profit Harvest. Profit Harvest serves as sales and marketing arm of TCB Digital, and as such, substantially all of the business of Zoom is generated by the business of 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, global positioning system (GPS) equipment, and related software products.