How to handle infringement after receiving a letter from an American lawyer?

First of all, please rest assured that there is no criminal punishment for this.

The specific reasons are as follows:

I. Provisions of the Criminal Law

Article 217 Whoever, for the purpose of making profits, commits any of the following cases of copyright infringement, and the amount of illegal income is relatively large or there are other serious circumstances, shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention, and shall also or shall only be fined; If the amount of illegal income is huge or there are other particularly serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years and shall also be fined:

(1) Reproduction and distribution of written works, music, movies, television and video works, computer software and other works without the permission of the copyright owner;

(2) Publishing books with exclusive publishing rights enjoyed by others;

(3) Reproduction and distribution of audio and video products made by the producers of audio and video recordings without their permission.

(4) producing or selling works of art with forged signatures of others.

Interpretation of the Supreme People's Court on Several Issues Concerning the Specific Application of Laws in the Trial of Criminal Cases of Illegal Publications (Law Interpretation [1998438+02.438+07] No.30).

Article 2 Whoever commits one of the acts of copyright infringement listed in Article 217 of the Criminal Law for the purpose of making profits, and the amount of illegal income of an individual is more than 50,000 yuan, and the amount of illegal income of a unit is more than 200,000 yuan, belongs to "relatively large amount of illegal income"; In any of the following circumstances, it belongs to "other serious circumstances":

(1) Having been investigated for administrative responsibility or civil responsibility for copyright infringement for more than two times, and having committed one of the acts of copyright infringement listed in Article 217th of the Criminal Law within two years;

(two) the amount of illegal business operations of individuals is more than two hundred thousand yuan, and the amount of illegal business operations of units is more than one million yuan;

(3) Causing other serious consequences.

For the purpose of making profits, if one of the acts of copyright infringement listed in Article 217 of the Criminal Law is carried out, the amount of illegal income of individuals is more than 200,000 yuan, and the amount of illegal income of units is more than 1 million yuan, which belongs to "huge amount of illegal income"; In any of the following circumstances, it belongs to "other particularly serious circumstances":

(a) the amount of illegal business operations of individuals is more than one million yuan, and the amount of illegal business operations of units is more than five million yuan;

(2) Causing other particularly serious consequences.