Before handling the joint annual inspection, you must first complete the annual inspection certificate of enterprise labor management and social insurance registration certificate of the Labor Bureau, and then you can go to the following departments for annual inspection: Technical Supervision Bureau (enterprise code certificate), Industrial and Commercial Bureau (business license), Economic Development Bureau (approval certificate of foreign-invested enterprises), State Taxation Bureau (tax registration certificate), Local Taxation Bureau (tax registration certificate), Finance Bureau (financial registration certificate), Foreign Exchange Administration (foreign exchange registration certificate) and Customs. In addition, there are many intermediary companies in Guangzhou for joint annual inspection. You only need to pay a certain agency fee, and they will do it for you in a very short time. Finally, I wish you a happy job!