Visa applicants need to log on to the website "China Online Visa Application (COVA)" to fill in the COVA forms. Please click "visa" on "Quick Access".Complete the online application form at the China Online Visa Application (COVA) website. 1、 Enter the "Online Form Filling" page to start filling out the form. Please complete the China Online Visa Application (COVA). You will need the application ID to book an appointment. 5. China Online Visa Application (COVA). Where do you plan to apply for Chinese visa? I will walk you through this step-by-step guided tutorial for filling in the online application form for chinese visa. Exchange Point applications are accepted on a rolling deadline basis.