Tiantai Mountain, Mount Tiantai, or Tiantaishan (Chinese: 天台山, p Tiāntāi Shān), formerly romanized as T‘ien-t‘ai, is a mountain in Tiantai County near the city of Taizhou, Zhejiang, in eastern China. Its highest peak, Huading, reaches a height of 1,138 meters (3,734 ft).