2026-08-07 19:33:00
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In the past decade, the Chinese level industry has achieved a systematic transition from 'optical machinery' to 'intelligent perception+digital twin' through technological innovation, empowering the upgrading of the entire chain of surveying, infrastructure, and industrial manufacturing. In terms of breakthroughs in core technology, the 'composite level' developed by Dalian Shengbol has achieved national first-class accuracy in one-way measurement with only two operators, increasing efficiency by more than three times; Southern Surveying and Mapping, Zhonghai Da and other enterprises integrate Beidou positioning, tilt sensing and 5G modules to build a 'device cloud platform AI analysis' closed loop, supporting real-time monitoring of millimeter level displacement in scenarios such as foundation pits and slopes. The intelligent upgrade promotes the popularization of laser automatic leveling and electronic digital reading. The market share of laser level is over 40%, with an accuracy of ± 0.1mm/km. It is widely used in national projects such as high-speed rail track laying (with an error of ≤ 0.5mm per kilometer) and urban underground pipe network renovation. Driven by policies and standards, policies such as the 'Guiding Opinions of the State Administration for Market Regulation on Promoting the High Quality Development of the Instrumentation Industry through Metrology' strongly support the localization of high-end measuring instruments. The market share of domestic mid to low end products has exceeded 65%, and the high-end market is accelerating the replacement of imported brands such as Leica and Topcon. Industrial empowerment is reflected in the shift of measurement processes from 'human eye reading' to 'unmanned operation, direct data transmission, and AI warning', promoting surveying and mapping from single point operations to global perception, and supporting the construction of digital twin cities and intelligent construction systems.