The S7 Shanghai–Chongming Expressway, commonly referred to as the Huchong Expressway (Chinese: 沪崇高速公路; pinyin: Hùchóng Gāosù Gōnglù) and designated S7, is an expressway in the city of Shanghai, China.

[1] The entire route runs within Baoshan District in the city of Shanghai, and was originally designated A13.

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