
Public Security Bureau Registration Rules for Chinese Corporate Seals
PSB seal recordation binds corporate authority through a 13-digit code, overriding signatures unless fraudulent creation meets explicit civil code standards.
Administrative permits issued by the provincial public security bureau grant a commercial enterprise the exclusive right to manufacture official government and corporate stamps. The special industry license seal carving is a mandatory requirement for any workshop that intends to produce the 13-digit coded seals used in the People’s Republic of China. This license ensures that the shop has the technical equipment, the security infrastructure and the personnel training necessary to prevent the creation of unauthorized chops.
It also requires the shop to be directly linked to the national seal management database for the real-time filing of every seal produced. The licensing system applies to all carving businesses that handle official corporate, financial and legal stamps. It stops applying to shops that only produce artistic personal name seals or temporary chops that carry no legal weight.
Strict standards for equipment and facility security must be met before a workshop can even apply for the permit. For a business to obtain a special industry license seal carving, it must demonstrate that it uses a high-precision laser engraver capable of meeting the microscopic technical standards set by the police. The facility must be equipped with 24-hour video surveillance and a secure storage area for the raw materials and the finished products.
The staff must undergo a background check to ensure they have no criminal record, particularly in the areas of fraud or document forgery. Furthermore, the shop must have a dedicated computer system that is isolated from the public internet and connected only to the secure police network. These requirements ensure that the manufacture of official seals remains under the tight control of the state.
Regular inspections and data audits are conducted by the local police to ensure that the licensed shops are following the administrative rules. Under the special industry license seal carving framework, every order received by the shop must be matched with an official authorization from the public security bureau. The shop is forbidden from carving a seal based only on a customer’s request; it must see the physical business license and the identity of the legal representative.
During an inspection, the police will check the shop’s logs against the entries in the national database to look for any discrepancies. If a shop is found to have carved an unauthorized seal, it faces immediate closure and the revocation of its license. This high level of oversight is necessary to maintain the integrity of the corporate registry and the trust of the financial system.
Limitation of the number of licensed shops in each district prevents the oversupply of seal-making services and keeps the industry manageable for the authorities. The special industry license seal carving is not granted freely to any business that applies; the police limit the number of licenses based on the local demand for corporate stamps. This creates a regulated market where the licensed shops are treated as a vital part of the administrative infrastructure rather than simple commercial vendors.
The prices for carving official seals are often regulated by the local government to prevent price gouging and ensure that the service is accessible to new businesses. This restricted entry into the market ensures that only the most reliable and technologically capable companies are involved in the production of the nation’s legal identifiers. Maintaining this license is a continuous process that requires the workshop to stay up-to-date with the latest security features and data transmission protocols.
This controlled environment is the foundation of the physical security of the Chinese commercial identity.

PSB seal recordation binds corporate authority through a 13-digit code, overriding signatures unless fraudulent creation meets explicit civil code standards.
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