Legal analysis: legal person signs, seals and signs. According to its nature, signatures can be divided into legal person signatures and natural person signatures. Legal person signature Usually, official documents are only stamped with the legal person seal (official seal) on the name of the unit at the end of the text; If some official documents involve the duties of the legal representative, in addition to the name and official seal of the unit, there must be the signature and personal seal of the legal representative.

Legal basis: Article 7 of the Negotiable Instruments Law of People's Republic of China (PRC) is signed, sealed or signed and sealed. The signature of the legal person or other organization that uses the bill shall be the signature of the legal person or other organization plus the signature of its legal representative or its authorized agent. The signature on a bill of exchange shall be the real name of the party concerned.