Plan 202 1 year. Jiangdu-Taizhou section of the new 328 National Road is a new road connecting Jiangdu District of Yangzhou City, Jiangsu Province and Taizhou City. It is planned to start construction on 202 1 and be completed in 2025. National highway refers to the main trunk highways with national political and economic significance, including important international highways, national defense highways and highways connecting the capital with the capitals of provinces, autonomous regions and municipalities directly under the central government.