Guangdong Donyan Network Technology Co., Ltd. (DONYAN, its predecessor known as Ultra-vista Technologies, Inc. ) was established in August 1999, is a China national hi-tech enterprise, specializing in optical transmission equipment, research, development, manufacturing, sales, and CATV network planning, design and installation. Donyan is the market leader for CATV, HFC, EOC and EPON in China with the largest market share over all other companies in China.

DONYAN technical, engineering, and support teams have been engaged in technical research and development in CATV industry for many years. The team has been part of the CATV industry's growth from infant stage to full business boom it is today. Our highly innovative, experienced technical force has made DONYAN the number one hi-tech, high quality brand involved in research, design, development, manufacturing, sales, installation and operation in the CATV industry for over 10 years.

DONYAN focuses on developing core technologies, manufacturing, system design, deployments, while also building a solid direct sales and channel distribution network. We have established strategic partnerships both domestic and internationally including MSOs and industry leading enterprises.