An assembly line worker is seen at a factory located in the pilot free trade zone in Harbin, capital city of Northeast China’s Heilongjiang province on Nov 14, 2021. [Photo/Xinhua]

BEIJING – China on Sunday unveiled an action plan to guide the building of a high-standard market system in the next five years.

The plan proposes more than 50 specific measures covering five aspects, including the basic institutions of the market, efficient allocation of factor resources, market environment and quality, high-level opening-up and the oversight mechanism of the modern market system.