馬祖島
Beigan Township (; Foochow Romanized: Báe̤k-găng-hiŏng), is an insular rural township in Lienchiang County (the Matsu Islands), Taiwan (ROC). The township is in the East China Sea off the coast of Fujian Province, China near Fuzhou (Foochow). Beigan Island, the main island of the township, is the second largest island in the Matsu Islands. Other smaller islands in the township include Daqiu Island, known for its Formosan sika deer, and Gaodeng Island and Liang Island which are off-limits to the public. The native language many of the inhabitants is Matsu dialect which is one of the statutory languages for public transport announcements in the Matsu Islands.