Portugal National Visas are not available at Nanjing/Hangzhou Visa Application Center at moment. For Shanghai Jurisdiction only Shanghai Portugal Visa Application Center is available. Working hour is 9am-12am, Every Monday Wednesday Friday(except for public holidays). One mandatory email needs to be sent to ‘firstname.lastname@example.org’ detailing what type of National Visa to ensure that your application fits into the categories of National Visas. And then wait for confirmation mail which including the date and time of your submission before you are going to Shanghai Portugal Visa Application Center. Thank you for your cooperation.