China National Highway 667 Highway in China From Wikipedia, the free encyclopedia China National Highway 667, also known as the Wuwei-Dingxi Highway, is a national highway in China, which connects Wuwei and Dingxi in Gansu.[1] The highway is 471 km (293 mi) long.[2] Length471 km (293 mi)FromWuwei, GansuToDingxi, GansuCountryChinaQuick facts National Highway 667, Route information ... National Highway 667667国道Route informationLength471 km (293 mi)Major junctionsFromWuwei, GansuToDingxi, Gansu LocationCountryChina Highway system National Trunk Highway System Primary Auxiliary ← G666→ G668Close References [1]"China National Highway Network Planning (2013 - 2030)" (PDF). Archived from the original (PDF) on 2022-07-12. [2]"甘肃省人民政府办公厅关于印发甘肃省省道网规划的通知". Archived from the original on 2023-03-12. Retrieved 2023-03-13. This People's Republic of China road-related article is a stub. You can help Wikipedia by adding missing information.vte Related Articles