Abstract: The behavior of replacing of points docking interferes the order of administration, so we need to take means of criminal law to regulate the serious complex in criminal law. The criminal law provisions show that forges of the official documents include tangible forges and intangible forges. The behavior of replacing of points docking will inevitably involve the official document that the administrative relative person, belonging to the invisible forgery behavior of the book, if has a subjective intent, objective circumstances, can be convicted and punished for the crime of forgery of official documents. serious complex should be considered into the legislation, including the circumstances of ‘multiple’, ‘many times’ and ‘large amount’. The behavior of replacing of points docking touches the illegal change of the official documents, this behavior belongs to the circumstance of intangible forges, so some people who act in serious complex can be punished by the charge of forges of the official documents. If someone forges the official documents indirectly, the people should be regarded as instigator.

Key words: the behavior of replacing of points docking, intangible forges, serious complex, joint crimes