Tongda Technology specializes in wholesale digital satellite TV equipment | Hotel and institutional digital TV front-end renovation (1 set-top box can support 200 TVs) | Modulator wholesale, covering Mianyang, Deyang, Chengdu, Suining, Guangyuan, Nanchong, Neijiang, Zigong, Leshan, Meishan, Yibin, Panzhihua, Luzhou, Guang'an, Dazhou, Ya'an, Bazhong, Ziyang, Aba, Garze, and Liangshan areas in Sichuan. The company is the general agent for Changhong, Jiuzhou, and Haier digital HD satellite TV antennas and modulator engineering equipment in Sichuan.