Chenzhazi Township () is a rural township located in Shuangluan District, Chengde, Hebei, China. According to the 2010 census, Chenzhazi Township had a population of 12,119, including 6,316 males and 5,803 females. The population was distributed as follows: 2,310 people aged under 14, 8,744 people aged between 15 and 64, and 1,065 people aged over 65.