We offer accurate application forms and sample documents online, available Monday to Friday, from 9 am EST to 5 pm PST. (1)Visa applicants need to log on to the website "China Online Visa Application (COVA)" to fill in the COVA forms.To apply for a visa, visit the Chinese visa service in Boston to submit your application. You may even place a call to book an appointment for a scheduled date. Read the "Instructions for online COVA visa form filling" in the next section. After online submission, please download the PDF, print out, and sign. This guide can assist you with completing the China visa application accurately and thoroughly, saving you valuable time, expense and headache. Visa Application Form: Complete the form online at cova.mfa.gov. Cn, print, and sign it. Complete the online application form at the China Online Visa Application (COVA) website.