Hello, do you want to know the difference between TPV Yunmei Airlines and aoc? The difference between TPV Yunmei Airlines and aoc lies in the difference in concept and scope. TPV Cloud American Airlines is an international airline in Taiwan Province Province, established in 1959, providing domestic and international airline services. Aoc is an airline operation certificate, which is issued by civil aviation administrations of various countries to compliant airlines to confirm that they meet the safety, management and operation standards. TPV Yunmei Airlines is a specific airline, and aoc is a certificate or authentication mechanism to ensure that the airline's operation meets the standards.