Huancui (Chinese: 环翠; pinyin: Huáncuì) is a district and the seat of the city of Weihai, Shandong province, China.

In 1398, the Hongwu Emperor launched an initiative to counteract raiding wokou, which involved sending imperial troops to the area of present-day Huancui to defend the coast.

[2] Huancui District is relatively low in elevation, with only a few peaks rising above 500 metres (1,600 ft) in height.

[2][4] Huancui District recorded a gross domestic product of ¥37.603 billion in 2019, which grew at an annual increase of 3.2%.

[5] In 2019, 18.4% of the district's exports were to South Korea, 17.9% went to the European Union, 17.3% went to Japan, 13.1% went to the United States, and the remaining 33.3% went to other trading partners.