Sumavision (Stock Code:300079), is a worldwide leader of video delivery solutions to broadcast, cable, satellite, internet, mobile and telco video service as well as digital TV, conditional access system, OTT system and remote CMTS. With ground-breaking technologies and innovative concepts, Sumavision aims to achieve outstanding and high performance products for our customers.




Topvision Technology Co., Ltd (hereinafter referred to as Topvision) is a wholly owned subsidiary of Sumavision Group, with a registered capital of 120 million RMB.


Since its inception, Topvision has focused on R&D, production, marketing, and services of the coaxial broadband access technology and optical communication technology. Driven by customer demands, the company continuously invests in R&D and innovation to maintain its leading position in the industry. It also actively promotes growth of the radio and television C-DOCSIS/FTTH access network industry chain.


As a core member of the C-DOCSIS standard group and the FTTH standard drafting unit, Topvision is one of the world's leading suppliers of radio and television access network solutions. With mature solutions, reliable products, and first-class technical support, Topvision helps radio and television customers successfully lay the foundation in Internet and big data transformation.


In the spirit of consistent pursuit of quality, Topvision has introduced a variety of professional equipment, such as the high and low temperature boxes, shaking table, Agilent spectrum analyzer, vector network analyzer, and Testcenter digital network tester. It establishes the C-DOCSIS laboratory with over 5000 cable modems (CMs) of 200 types and an FTTH real-network simulation test environment occupying thousands of square meters. In addition, Topvision operates under a comprehensive product inspection system and a strict factory test system, and takes various measures at different stages of production to ensure stable product operation, from R&D, to test, and then to production.


By the end of 2019, Topvision was ranked the first worldwide by shipment of CCMTS products for five consecutive years, and its market share in China exceeded 70%. At present, Topvision PON+CMTS and FTTH access network solutions have been deployed in large scale in Beijing Gehua, the provincial networks in Inner Mongolia Autonomous Region, Heilongjiang Province, Guangxi Zhuang Autonomous Region, Jiangsu Province, and Fujian Province, Guangzhou Digital Media, WASU, and other leading domestic operators. The solutions have also been successfully adopted in multiple countries and regions outside China.


After years of hard work, Topvision has established a nationwide marketing networks and after-sales service centers across China. Supported by strong scientific research capabilities, Topvision continuously implements technical innovation and provides the most advanced products and best services to operators, in a bid to create values for customers and develop together with customers.