Gansu Changzheng is a subdistrict under the jurisdiction of Pingchuan District, Baiyin City, and does not belong to any county.

Changzheng Street is located in the eastern part of Pingchuan District, bounded by Baoji Mountain and Weijiadi Coal Mine in the east, connected to Hejia Village in Baoji Township in the south, Baibao Railway in the west, and Daoleng Mountain in the north. Area is 18.5 square kilometers. In March 1993, Baoji Road Street was established; in August 2009, Baoji Road Street was renamed Changzheng Street.

As of June 2020, Changzheng Subdistrict has 8 communities under its jurisdiction: Huangtuxian Community, Chemical Industry Community, Weijiadi Community, Baojishan Community, Zhoujiadi Community, Dashuitou Community, and Huajianzi Community , railway community.