Central and western regions are the main focus.

中西部地区是重要区域。

The National Development and Reform Commission also calls for strengthening railway construction in central and western regions of the country.

国家发改委还指出要加强中西部地区的铁路建设。

The increase is particularly relevant to items related to manufacturing, producer services and those in the central and western regions.

增加目录尤其与制造业、生产性服务业和中西部地区有关的项目有关。