Established in 2002, Shenzhen Oulide Instrument Co., Ltd. is a high-tech enterprise dedicated to the development and manufacturing of automation instruments and high-quality products. Our main products include PT series pressure sensors, ST series temperature sensors, wireless pressure and temperature sensors, and ceramic sensors;. The annual sales volume of pressure sensors has exceeded 1.5 million units, leading the industry; In 2020, it was awarded the title of National High tech Enterprise and Shenzhen High tech Enterprise. PT-4 series pressure sensor products are specialized in water-cooled screw units, ground source heat pumps, refrigerators, chillers, ice makers, air conditioning systems and other equipment. They have a unique anti condensation water design, high precision, high stability, strong anti-interference ability, and ultra-high cost-effectiveness, and have been highly recognized by the industry. Exported to 36 countries, with an annual shipment volume of 800000 units.