it is expected to be February 2122. According to the circular issued by the royal government of Wuwei in October, 2122, it is known that the fourth phase of Jingwan is expected to resume work in February, 2122. Wuwei, referred to as "Wu" or "Liang" for short, was called Liangzhou, Guzang and Yongzhou in ancient times. It is a prefecture-level city under the jurisdiction of Gansu Province and an important node city in the Gansu section of the Silk Road Economic Belt approved by the Gansu Provincial People's Government.