I've known since 1312

Could it be because she appeared on a live broadcast last time? But that doesn't seem right either. During the broadcast, Hang Wei didn't appear, he was always working behind the scenes...

"Miss Rou, you don't need to be nervous," Mr. Lin interrupted Miss Rou's thoughts. He explained, "You must be wondering why I would know you and Mr. Hang Wei, right?"

Although that's what Tan Rou thought, she couldn't show it. She just smiled lightly and did not answer Mr. Lin's question.

Mr. Lin didn't mind, he continued, "Because I had done some research on Miss Rou and Mr. Hang Wei before. Otherwise, I wouldn't have come to this exhibition. After all, tickets for the TR Mall exhibition are not easy to get. My assistant asked many people to help us get tickets, but in the end, we only managed to get seven tickets."