Core Insights - The Xi'an Institute of Light Industry and Clock Research has developed a domestically produced high-temperature oil clock for China National Petroleum Corporation, marking a significant milestone in the localization of oil pressure gauges [1][2] - The newly developed mechanical pressure gauge has surpassed foreign counterparts in technical specifications, addressing the issue of reliance on imports in this critical sector [1] Group 1: Product Development - The special high-temperature oil clock was commissioned by China National Petroleum Corporation in response to the strategic needs of deep well exploration in China [2] - The project team successfully overcame various technical challenges, including the manufacturing of small precision components and ensuring long-term stable operation in extreme environments [2] - The mechanical pressure gauge, equipped with the special high-temperature oil clock, passed comprehensive indoor testing, achieving a pressure resistance of 210 MPa, a temperature tolerance of 260°C, and continuous operation for 360 hours [2] Group 2: Future Directions - The Xi'an Institute of Light Industry and Clock Research plans to continue focusing on national strategic needs in high-end precision manufacturing and civilian product development [2] - The institute aims to contribute significantly to national security and the construction of a manufacturing powerhouse in China [2]