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Shaanxi Yidu Intelligent Technology Co., Ltd. (referred to as "Yidu Intelligent") is a company founded by a research and development team of postdoctoral researchers and doctors with backgrounds in aerospace engineering from Northwestern Polytechnical University, specializing in the development of high-precision laminar flow mass flow meters and controllers. The company has adhered to independent research and development for over a decade, possessing profound technical expertise in the field of laminar differential pressure flow meters and controllers. It is the first high-tech enterprise in China and the second in the world capable of developing and producing universal laminar flow meters, and is the only known manufacturer in China certified by the National Institute of Metrology for laminar mass flow meters and controllers. The company has participated in numerous national-level projects, including the compilation of the key national "14th Five-Year Plan" publication "Flow Measurement Technology Complete Book," the formulation of national technical specifications such as the "Laminar Flow Meter Evaluation Outline" and "Laminar Flow Meter Verification Regulations," and the development of key special projects under the Ministry of Science and Technology. The company's independently developed products feature core advantages such as high repeatability, high precision, and rapid response. Currently, its products are sold nationwide and exported to Europe, North America, Southeast Asia, the Middle East, and other regions worldwide, providing customers with high-quality products and personalized solutions.