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SHENZHEN NOYAFA TECHNOLOGY CO.,LIMITED is the best cable tester manufacturer in China，NOYAFA in Wanjing Business Center, #2506 Xinyu Road, Xinqiao, Baoan District, Shenzhen, China. Main products：Multifunction Cable tester,Cable continuity tester,Cable locator,Fiber optic instrument,CCTV Monitor tester,Laser distance meter,Measuring instruments,Please contact us.