Walking beam electric heating furnace (national military standard special furnace)—Pangang Group Jiangyou Great Wall Special Steel Co., Ltd. Galvanizing furnace burner renovation project—Tangshan Jinghua Pipe Manufacturing Co., Ltd. Industrial furnace equipment property management service project-Heye Technology Co., Ltd. Walking furnace and three-dimensional honeycomb heat exchanger project—Jinchuan Group Co., Ltd. Zinc extraction rotary kiln renovation project—Qian’an Pinggang Logistics Co., Ltd. New construction project of trolley furnace—Shandong Panjin Forging Machinery Co., Ltd.