C456 Another 5 meters of difference

Jiang Xiaobai asked: "Finished measuring, are you sure?"

"Don't worry, the error will definitely not exceed five centimeters!" Ying Gu said, "The key is over there. It's a perfect match, a place that you will definitely like!"

"Are you for real?" Jiang Xiaobai laughed, then said to Yelv Yuzhu and Prince Xi: The two of you wait here, I will go out and take care of some matters