Avoidance of double taxation agreement refers to a bilateral tax agreement signed between countries according to the principle of equality and reciprocity in order to avoid and eliminate double taxation of the same taxpayer on the basis of the same income.
This is because according to international tax practice, enterprise income tax generally follows the following two principles: first, it can only be taxed if it has a permanent establishment; The other is that only profits belonging to a permanent establishment can be taxed. The customer asked us to issue a statement to prove that we didn't. This can avoid double taxation.
In foreign trade work, we will encounter many problems that we don't know, and we should deal with them actively. Trying to satisfy customers, in fact, the most important thing is to improve yourself. Even in normal times, we should take the initiative to study, so that we will know more and more things and it will be easier for us to do foreign trade work.