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Shanghai Reaflow Fluid System Co., Ltd. focuses on the research and development and production of sampling and analysis system. The company has strong technical strength and has been awarded the title of 'High-tech Enterprise' by the city of Shanghai. The company's products include online, portable, and desktop systems, all of which have a solid-state structure to ensure product safety and reliability. Based on a deep understanding of process technology, we can develop algorithms according to user requirements and achieve optimization control of the process.