The economic challenges of many industries are affected. In Nanjing Novezan's profile, it can be seen that large-scale layoffs are caused by economic challenges in many industries. Nanjing, referred to as "Ning", was called Jinling and Jiankang in ancient times. It is the capital of Jiangsu, a sub-provincial city, a megacity and the core city of Nanjing metropolitan area. It is an important central city, an important scientific research and education base and a comprehensive transportation hub in eastern China approved by the State Council.