Headphone/Earphone Design Team
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Dongguan DingGuanLong Wire Co.,Ltd
Address: Dingguanlong Industrial Area, Jiucun, Huangjiang Town, Dongguan City, Guangdong, 
P.R.C. 523767
Tel:0769-83667766  Mobile:+86 13828810884


Research and Development  
With advanced equipments and a experienced R&D team, we are standing out with our superb technology, innovation, superior design power and become a leader of the new trend in earphones, headphones, wires and chargers!

We have the industry-leading independent equipments, such as Radiation Laboratory, Conducted the Laboratory, Constant Temperature and Humidity Box, Vibration Tester and Swing Tester Reliability Testing equipment,etc., The advanced experimental facilities and high quality guarantee enable us to provide our clients the first-class products. 
A glimpse of our advanced testing equipment and instruments:

 盐雾测试仪 插拔测试仪  拉力测试仪  摇摆弯折测试仪 

    盐雾测试仪             插拔测试     拉力测试仪  摇摆弯折测试仪

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 Address: Dingguanlong Industrial Area, Jiucun, Huangjiang Town, Dongguan City, Guangdong, P.R.C. 523767 粤ICP备17086822号