Any time is fine. Now you can. Gong Caiyun go to dali took the task there, but he couldn't remember the coordinates. You can find her automatically. After receiving the task, there will be a task prop in the task prop column of the backpack. Take this prop to your friend. After finding your friends, choose your friends first. Would you? Click him with the left key or the right key, and a yellow circle will appear under his feet. At this point, right-click your task prop to complete the signature. He doesn't need to cooperate, as long as he doesn't disappear. Good friends can only sign once a week. But your friendship with friends must be above 200, otherwise you can't sign it. Signed in a week 15 people. If you don't sign in 15 within one week, the props won't disappear, but those who signed in last week don't count. If you want to sign again, friends who signed last week can sign again. Sign in 15 in a week and you can hand in the task. When you hand in the task, the props will disappear. Give some experience or something.