Shanghai Qiyi Instrument focuses on the pharmaceutical, food, and medical industries and testing institutions, providing packaging sealing testing, headspace residual oxygen analysis, temperature and humidity recording, and laser drilling services. Main products: OXY-TOUCH fluorescence residual oxygen analyzer, vacuum attenuation leak detector, vacuum pressure attenuation leak detector, (online) high-voltage discharge leak detector, low-voltage discharge leak detector, (online) laser leak detector, vacuum mass extraction leak detector, leak hole verification instrument and other products.