The department responsible for the registration and management of trademarks in China is the National Intellectual Property Office (National Intellectual Property Administration, referred to as CNIPA).

The State Intellectual Property Office is the competent authority for trademark registration and management in the People's Republic of China. It is responsible for the registration review of trademarks, the protection and management of trademark rights, and the formulation and implementation of relevant policies.

The State Intellectual Property Office has multiple branches, including the Trademark Office, Trademark Examination Collaboration Center, etc., which are responsible for specific trademark registration and management work.

When applying for trademark registration, the applicant needs to submit a trademark registration application to the State Intellectual Property Office and follow relevant regulations and procedures for application and review.

Please note that when applying for trademark registration in China, it is recommended to follow the guidelines and regulations of the State Intellectual Property Office and consult a professional trademark agency or lawyer for accurate information and guidance.

The above content is carefully compiled by Zhubajie.com. I hope it will be helpful to you.