2026 “Haoyun Shandong” Weihai Shandongsheng Half & Marathon League（“好运山东”2026威海半程马拉松暨山东省马拉松联赛（威海站））

Liugong Island (simplified Chinese: 刘公岛; traditional Chinese: 劉公島; pinyin: Liúgōng Dǎo; Wade–Giles: Liu-kung Tao) is a small island located on the northeastern edge of Shandong Peninsula, China, at the mouth of Weihai Bay. It is known as the "birthplace of China's first modern navy" and is also the site of its defeat in the First Sino-Japanese War.

Weihai (Weihainese: Wé4iHæ, [ʋeɪ̯˥˩ hɛ̆꜌]; Chinese: 威海; pinyin: Wēihǎi), formerly Weihaiwei (Chinese: 威海卫; pinyin: Wēihǎiwèi; lit. 'Mighty Sea Fort'), is a prefecture-level city and major seaport city in the easternmost Shandong province of China. It borders Yantai to the west and the Yellow Sea to the east, and is the closest mainland Chinese city to South Korea (specifically, Chengshan to Yeonpyeongdo). Compared with the 2,804,771 people in the 2010 Chinese census, there has been a total increase of 101,777 people over the past decade, an increase of 3.63%, with an average annual growth rate of 0.36%. Weihai's population was 2,906,548 as of the 2020 Chinese census, of whom 1,164,730 lived in the current built-up (or metro) area of (Huancui District) even though Wendeng district to the south with 563,529 inhabitants is soon being conurbated. There are two county-level cities within Weihai; Rongcheng had a built up area with 714,211 inhabitants, while Rushan had 464,078 inhabitants in 2020.