State-owned capital investment companies mainly aim at serving the national strategy, optimizing the layout of state-owned capital and enhancing industrial competitiveness. In important industries and key areas that are related to national security and the lifeline of the national economy, the layout of state-owned capital is determined by the government. Optimizing the layout and structure requires holding strategic core businesses, giving play to the role of investment guidance and structural adjustment by developing investment and financing industries and capital operation, promoting the elimination of excess capacity and transformation and upgrading of industries, cultivating core competitiveness and innovation ability, actively participating in international competitiveness, and striving to enhance the control influence of state-owned capital.