The G2517 Shaxian–Xiamen Expressway (), commonly referred to as the Shaxian Expressway (), is an expressway that connects the cities of Sanming and Xiamen in Fujian, China.
History Construction of the expressway began in December 2010 with the first section opening in 2011 with the S30 route marker. Tolls were first introduced on certain sections of the expressway on 30 August 2013. The final section was opened to traffic on 12 December 2017.
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