Shanghai Yongyi Instrument Co., Ltd. was established in October 2004. It is a major supplier in the field of testing and measurement, committed to providing professional solutions for customers. Yongyi Instrument is headquartered in Shanghai and has branch offices in Suzhou, Wuhan, Chengdu and other places, with professional sales, technical and maintenance service teams. Since its establishment, the company's business has involved many traditional industries and emerging technology fields such as aerospace, automotive electronics, rail transit, communication, semiconductors, new energy, LED lighting, medical electronics, and electromagnetic compatibility, covering research institutes, testing institutions, universities, and industrial customers. Through close cooperation with numerous well-known instrument manufacturers, we provide customers with comprehensive services such as value-added product sales, system integration, measurement calibration, and after-sales maintenance. Adhering to the principle of "integrity first, customer first", Yongyi Instrument will continue to innovate and provide customers with a richer product portfolio and more comprehensive, professional and economical solutions, becoming a leading supplier in the field of testing and measurement in China. Yongyi Instrument: "Let your life and career benefit forever!" Business projects: Testing instruments and equipment: oscilloscopes, spectrometers, network analyzers, power supplies, signal sources, electronic loads, multimeters, digital bridges, recorders, power meters, power testing, environmental testing, EMC electromagnetic compatibility testing, safety testing, gas testing, substance testing, non-destructive testing, and metrological calibration equipment. Environmental testing equipment: cold and hot shock machine, constant temperature and humidity machine, vibration testing machine, brine spray testing machine, aging chamber, etc. Integration of testing instruments: customized ATE automatic testing system and integration of testing and measurement equipment.