Why is it different to get a lawyer's qualification certificate in Gansu?

According to relevant information, the reason why the lawyer's qualification certificate is different in Gansu is because the practice license number code of different provinces and cities is different. The number code of practice license is different in each province and city. If you want to practice in different provinces and cities, you must change the license number, so you must change the lawyer's license. According to the provisions of the relevant documents of the Ministry of Justice, the lawyer's practice license number code is required, and the practice license code of each province and city is different. The first four digits are province and city codes. To practice in the jurisdiction, you need to use the practice license number of the area.