Founded in 2000 in Shenzhen, our company is a professional manufacturer for the design / production / sales of RF series Terminations / Resistors / Attenuators / Capacitor / Filter / Rubber & Silicon Carbide Microwave Absorbing Materials / Collector Ring / Aerospace Class Electric Devices & Components for over 22 years. So far we own 3 Factories / 1 R&D Center / 1 Sales Center, 300 working personnels and acheived the annual sales revenue of USD30Million. Our website is: www.yulongtong.com/en/