Core Insights - The third National Craftsman Innovation Exchange Conference and Forum was held on September 23, highlighting the recognition of 200 outstanding craftsmen, including Lei Yutian from Suzhou Baolian Heavy Industry Co., Ltd [1] Company Summary - Lei Yutian, the technical director at Baolian Heavy Industry, has a background in casting from Shenyang University of Technology and has been with the company since 2000, progressing from a technician to a senior engineer [1] - Lei has focused on the integrated transformation of RH top-blowing equipment, significantly improving equipment and energy utilization rates for several well-known metallurgical enterprises in China [1] - The team led by Lei has developed domestically produced equipment with durability and reliability that meet international standards, while the cost is only one-third of imported equipment [1] Industry Summary - Lei Yutian's recent technological breakthrough in April involved the development of the sixth generation multifunctional top-blowing gun, which integrates three key functions: refining temperature identification, molten steel level monitoring, and flame recognition, providing critical data support for intelligent steelmaking [1] - The commitment to promoting intelligent and green development in the steel industry is emphasized, with Lei expressing the intention to leverage the role of national craftsmen to advance these goals [1]