The first category refers to medical devices that can ensure their safety and effectiveness through daily management.

The second category refers to medical devices whose safety and effectiveness should be controlled.

The third category refers to implantation into the human body; Used to support and sustain life; Medical devices that are potentially dangerous to the human body and whose safety and effectiveness must be strictly controlled.

A class of products shall be registered by the municipal drug supervision and administration department.

Category II products are registered by provincial drug supervision and administration departments.

The three products are registered by the state drug supervision and administration department.

Legal basis: Regulations on the Supervision and Administration of Medical Devices

Article 1 These Regulations are formulated for the purpose of ensuring the safety and effectiveness of medical devices and safeguarding human health and life safety.

Article 2 The research, production, management, use, supervision and management of medical devices within the territory of People's Republic of China (PRC) shall abide by these regulations.

Article 3 The food and drug supervision and administration department of the State Council is responsible for the supervision and administration of medical devices throughout the country. The relevant departments of the State Council are responsible for the supervision and management of medical devices within their respective responsibilities.

The food and drug supervision and administration departments of local people's governments at or above the county level shall be responsible for the supervision and administration of medical devices within their respective administrative areas. The relevant departments of the local people's governments at or above the county level shall be responsible for the supervision and administration of medical devices within the scope of their respective duties.