Dacheng may refer to:
Places Mainland China Dacheng County, Hebei Dacheng Hill, a hill in Tangshan, Hebei Dacheng Subdistrict, Tianshui, Qinzhou District, Tianshui, Gansu Dacheng Subdistrict, Harbin, Nangang District, Harbin, Heilongjiang Dacheng, Jiangxi, a town in Gao'an Dacheng, Maoming, Xinyi, Guangdong Dacheng, Guangxi, Pubei County Dacheng, Hainan, Danzhou Dacheng, Sichuan, Xuanhan County
Taiwan Dacheng, Changhua, a township in Changhua County
People Dacheng Ren (), Chinese-born American biochemist and bioengineer Ruan Dacheng (c. 1587–1646), Chinese dramatist, poet and official Dacheng Tao (), Australian computer scientist Wu Dacheng (1835–1902), Chinese politician, governor, author and artist
Other uses Mahayana Buddhism, (Dàchéng or Dàshèng in Chinese) Dacheng Law Offices, an international law firm headquartered in Beijing Dacheng or Dazhou–Chengdu railway, Sichuan Province, China
See also Dacheng quan or Yiquan, a Chinese martial art
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