You need to apply to the Yichang Science and Technology Bureau for a work permit for foreigners with relevant materials such as passport and employment unit information (the employing unit should apply to the entry-exit management department of the public security organ under your jurisdiction for the record of foreign-related units). After passing the preliminary examination, you will go to the Yichang Public Security Bureau within the validity period of the visa. The Immigration Detachment applies for a work residence permit.You could refer to the telephone number (0717-6734561) for the comprehensive window for foreigners coming to China to work and stay.