On January 22, 2026, the Changsha Economic and Technological Development Zone held the "I Help Enterprises Find Orders" industrial chain matchmaking event. As the core entity, Hunan Jinlong Intelligent Manufacturing, a leading enterprise, connected with supporting enterprises within the park such as Zhongcheng Machinery and Weiwo Machinery, and reached multiple cooperation intentions regarding the high-precision processing demands for intelligent manhole covers and underground pipeline monitoring equipment. This event promoted in-depth collaboration between casting manhole cover enterprises and intelligent manufacturing equipment manufacturers, focusing on key areas such as large structural component processing, laser cutting, and the upgrading of automated production lines, accelerating the industry's transformation from traditional manufacturing to "intelligent equipment + system services". The park plans to continue to deepen the industrial chain clustering model in 2026, enhancing the overall competitiveness of the industry through resource integration, and facilitating the import substitution and technology exports of high-end cast iron manhole covers.

The above content covers key dimensions such as industry policies, technology, market, exports, and enterprise dynamics. If you need to focus on a specific subfield (such as technical details of intelligent manhole covers, regional market analysis, trends in raw material prices, etc.), or wish to add case data, enterprise interviews, and other content, please let me know at any time for further optimization.