Wulai District is a mountain indigenous district in southern New Taipei City in northern Taiwan. It sits near the border with Taipei and is famous for its hot springs. It is the largest district in New Taipei, as well as the most mountainous, and is home to the indigenous Atayal people.

Taihoku Prefecture was an administrative division of Taiwan created in 1920, during Japanese rule. The prefecture consisted of modern-day Keelung, New Taipei City, Taipei and Yilan County. Its government office, which is now occupied by the Control Yuan of Taiwan, was in Taihoku City.