As the airworthiness test flights progress, and with the final airworthiness certificate in sight, a new test has begun. While flying through new airspace, Pang Yi Bing receives a reminder asking him to pay attention to his flight boundary and the turning radius. After looking at his instrument panel and various data carefully, Pang Yi Bing decides that the flight is going well. Both parties remain firm in their own opinions and refuse to listen to each other. (Source: Viu)