Distribution by major. According to the inquiry of China Construction and Installation Group Nanjing Branch official website, after the new employees complete the training tasks, the company will assign tasks according to their specialties. China Construction and Installation Group Nanjing Construction Co., Ltd., founded on February 25th, 2020, is located in Nanjing, Jiangsu Province. Is a company engaged in architectural engineering design, construction activities, project management services and other businesses.