Established in Shenzhen 2005,is a subsidiary of sunseagroup.We are one of the leading factories which develops and produces communication test Equipment,SMT pick and place machine, Battery Tester, Resistance Tester Multimeter, Antenna Feeder tester, software in China, supported by the Chinese government as the most importantly developed company.Ruiyan Communication Equipment Co.Ltd has a R&D headquarter in Shenzhen high-tech research center, possessing the most advanced patent.