Shenzhen Chengheng Electronic Instrument Co. , Ltd. is a professional company which is specialized in sales, testing, pre-sales and after-sales service, equipment maintenance, equipment leasing, recycling, measurement and so on. The main products are: Network Analyzer, Spectrum Analyzer, signal analyzers, signal Generator, Integrated Tester, Bluetooth Wifi Tester, audio analyzer, oscilloscope, signal source, multimeter, power supply, electronic load, LCR bridge, frequency meter, power meter, etc. . The main operating brands are: American Keysight is German technology, Agilent Technologies (HP) , American Tyke, German Rod Schwartz, American Fluke, Marconi, Edwan Japan, Japanese Enri, British Marconi, Japan Hioki, the United States Geely, Aeroflex Aifus, Japan Kenwood and so on.