Zhengzuan has set up 4 offices and 13 service sites throughout the country and the service sites are still gradually increasing.
Tianjin, Chengdu, Xi'an, Changchun
Zhengzhou, Wuhan, Beijing, Yantai, Yulin, Liuzhou, Tianjin, Chengdu, Xi'an, Changchun, Shanghai, Dalian, Harbin
