1 year difference. "Cha Cha and Zhang Zhang" are a couple Douyin bloggers from Chengdu City, Sichuan Province. They are both students of Agricultural University and have graduated. Zhang Zhang is a girl Zhang Xinyin, born on September 14, 1996. Height is 162cm. Cha Cha is a boy named Cha Yuheng. He was born on February 25, 1997. He is 1 year younger than Zhang Xinyin. The two are a brother-sister couple. Cha Cha and Zhang Zhang, Douyin certified musicians, are the abbreviations of Cha Yuheng and Zhang Xinyin, two well-known couples in Douyin short videos. They are also CPs of handsome men and beautiful women. At present, the number of Douyin fans is 340.00,000, and the number of likes for the works is as high as 6802.50,000. The highest number of likes for a single work is 271.90,000. The Douyin ID is zhangzhang0101.