The Hangzhou Ring Expressway (Chinese: 杭州绕城高速公路), designated as G2504, is 123-kilometre-long expressway (76 mi)[1] in Hangzhou, Zhejiang, China.

References

  1. ^ 杭州绕城高速公路中国最长 今日全线竣工通车
Allikas: Https://en.wikipedia.org/wiki/G2504_Hangzhou_Ring_Expressway
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