1, will change when the address changes, the legal person changes, the registered capital changes, and the business scope changes.

2, the taxpayer identification number, usually referred to as the "tax number". The taxpayer identification number is the number on the tax registration certificate, and the identification number of each enterprise is unique. 20 15 1 month 12, according to the "Revised Draft of the Law of the People's Republic of China on Tax Collection and Administration (Draft for Comment)" published by State Taxation Administration of The People's Republic of China this week, every citizen in the future may have a unique and lifelong digital code identification compiled by the tax authorities to confirm his identity. This digital code, which belongs to everyone and remains unchanged for life, is likely to become our second "ID card".