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GRT(Beijing Guangruntong Technology Development Co., Ltd.) is headquartered in Beijing Zhongguancun Hi-Tech Park and began in April 2008. GRT has gathered a group of senior R&D personnel with an average age of more than 15 years. Under the background of the rapid development of the optical fiber industry and the optical fiber to households...
2500 square meters indoor and outdoor factory
12 years OEM/ODM experience
Technology R&D .Quality Assurance :FCC CE ROHS
Professional Sales and Service Team