It takes about 4 working days to process your visa application. Requirements: 1. You must hold a vaid passport which must have at least 6 months validity left before expiration. 2. You should submit a completed filled application form with a passport style-photo attached. 3. Ypu should provide the round-trip flight tickets and hotel reserve proof.4 Your latest bank statement. 5.If you want to apply in Singapre, a Singapore PR or valid visa is also required.