Group 1: Industry Overview - Shanxi Province is focusing on the development of the special cast iron industry, known as "Magang," which is widely used in manufacturing fire-fighting fittings and electrical hardware [1] - The Magang industry in Tai Gu District has been recognized as one of the "Top Ten Provincial Key Specialty Towns" in Shanxi Province as of September 2022 [1] - The local government has implemented a work plan to promote high-quality development in the Magang casting industry, supporting green transformation and digital upgrades [1] Group 2: Company Development - Longcheng Magang Company is a major producer of Magang pipe fittings in the region, having transitioned from a coal-fueled furnace to eight electric medium-frequency furnaces, significantly increasing its power capacity to 24,300 kVA [2] - The introduction of electric medium-frequency furnaces has improved production efficiency and the quality of molten iron, allowing for better temperature control [2] - Longcheng Magang plans to install four additional electric medium-frequency furnaces, further increasing its power capacity by 10,000 kVA, supported by stable electricity supply from the local power company [2] Group 3: Investment and Infrastructure - From 2020 to present, the local power company has invested 576 million yuan in building substations and increasing capacity to ensure sufficient power supply for the high-quality development of the Magang industry [3]