Yumen Pass (simplified Chinese: 玉门关; traditional Chinese: 玉門關; pinyin: Yùmén Guān), or Jade Gate or Pass of the Jade Gate, is the name of a pass located west of Dunhuang in today's Gansu Province of China. In ancient times, this was a pass through which the Silk Road passed, and was the one road connecting Central Asia and China, the former called the Western Regions.