Linyi Lingong Machinery Group (Lingong Group), established in 1972, is one of the four leading groups in China's construction machinery industry. The group is composed of four core companies, Shandong Lingong Construction Machinery Co., Ltd. (SDLG), Lingong Group Jinan Heavy Machinery Co., Ltd (LGMG), Linyi Lingong Intelligence Information Technology Co., Ltd (hereinafter referred to as Lingong Intelligence Information Technology Co., Ltd) and Linyi Lingong Heavy Machinery Co., Ltd. and 18 other member companies The company mainly has more than 200 kinds of construction machinery products and parts, such as scraper machinery, mining machinery, road machinery, mining trucks, aerial work platforms, small construction machinery, etc., and provides accessories, maintenance, remanufacturing, technical training and financial services for related products.

Lingong Group adheres to the development concept of "efficiency first, science and technology leading" and implements the management strategy of "intensive development, innovative development". It has always adhered to pioneering and innovation, seeking progress in stability. The Group has established an open and efficient technical cooperation and technological innovation system with key domestic universities and research institutes, set up a postdoctoral workstation to undertake a number of national 863 projects and scientific research projects above the provincial level, and obtained more than 290 national patents.