石景山区
The predecessor of Shougang, Shijingshan Steel Plant, was founded in 1919 in Shijingshan District, with accelerated growth since the founding of People's Republic of China. Shougang focuses its business mainly on steel industry, the corporation also runs on mining, machinery and equipment development, electronics, building, real estate, and related services, in addition, they also developed business with overseas companies in order to form Shougang as a leading multi-diverse corporation.