On the 11th, automated production lines were running smoothly in the workshop of Hongguang Handan Cast Foundry Co., Ltd. in Hebei Province, where batches of smart manhole covers destined for Thailand were being manufactured intensively. Embedded with sensor modules, these seemingly ordinary manhole covers can monitor displacement, water level, harmful gases and other data in real time, realizing intelligent functions of independent analysis and judgment.

Municipal castings have entered overseas markets. The product qualification rate has risen from 85% to 95%, and energy consumption per ten-thousand-yuan output value has decreased by 8.6% over five years. Since the 14th Five-Year Plan period, Jize County has taken the foundry industry as a starting point to accelerate digital development, driving traditional industries to transform from high energy consumption and low efficiency to refined, sophisticated and intelligent development.