C547 Find Someone

"May I ask if my son, Lianh Yichen, is playing at your place? He hasn't been at home for a while, so I'm very worried about his safety. So I want to ask if they are at your place, if they are at your place. Just let him go home first, then let her come home with me. After all, if the child is outside playing for too long, I am also very worried. . . I hope you tell me