Cancel the original electronic business license. According to official website information of Shanghai Industrial and Commercial Network, the original electronic business license was cancelled by the users who filed their electronic signatures on Shanghai Industrial and Commercial Network. Shanghai, referred to as "Shanghai" or "Shen" for short, is the largest economic center and an important international financial center city in China, and one of the first coastal open cities. Shanghai is located in the east of China, at the mouth of the Yangtze River.