Room 326, Jingshan Wealth Center, NO.113 Gucheng West RD , Shijingshan district, Beijing

Beijing Herui photoelectric technology co., LTD. Is a professional communication testing instrument sales technology enterprise. Company since its establishment to become the domestic and foreign many...

Room 303-304 , Block B, Yicheng Technology Centre,Rong Hua Nan Road,Yi Zhuang Economic Development Zone of Beijing China

Beijing Keynote Telecom Technology Limited was founded in 2011, is located in Beijing Zhong Guancun Science and Technology Industrial Park East U Valley, enjoys convenient traffic advantages, and is a...