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. Please complete the China Online Visa Application (COVA). You will need the application ID to book an appointment. 5. Complete the visa application form online. One fully completed and signed visa application form. We offer accurate application forms and sample documents online, available Monday to Friday, from 9 am EST to 5 pm PST. Step 2: Fill out COVA application. Visa Application Form: Complete the form online at cova.mfa.gov.