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Nanjing Nuozhijie Electronic Technology Co., Ltd. was established in 2011, specializing in providing testing and measurement equipment, components, and subsystems for millimeter wave terahertz and microwave optical transmission. The product frequency range covers 500GHz/1100GHz; Applied in many fields such as high-resolution radar, space exploration, big data communication, security, biomedical, meteorological remote sensing, etc. The main products include: Vector network analyzer frequency extension module、 Signal generator frequency extension module、Spectrum Analyzer converter module、（up and down）converter module、 receiver、 transceiver Chain、mixer、multiplier、amplifier, low noise amplifier、filter、isolator、Circulator、 attenuator、 directional coupler、noise source、antenna、radiometer、straight waveguide、 bend waveguide、twist waveguide、 OMT、 local oscillator signal source、 waveguide wrench and other components; The testing systems mainly include antenna testing system, noise coefficient testing system, noise temperature calibration system, radar radiation spurious testing system, 6G communication up and down conversion system, channel simulation transceiver system, material testing system, and so on. Our company has world-class testing and measurement equipment, complete millimeter wave terahertz product assembly, debugging, and testing capabilities, and professional subsystem integration capabilities. For many years, we have served numerous first-class research institutes and universities and  enterprises, and our product quality and after-sales service have received unanimous praise from customers. 【more】