"Craftsman Yu Du, if you take a closer look at the pagoda you built, why isn't it straight? instead, it looks like it's slightly inclined to the Northwest."
Yu Du craftsman was Yu Hao. The position of material craftsman was held by Yu Hao. In the words of the future, it was equivalent to the chief engineer and the person in charge of the project. Yu Hao was also the role that Xia Pingan was playing at the moment. Once the construction of Kai Bao temple was completed, the tower immediately became the tallest building in peijing city. However, when the meticulous craftsman looked at it carefully, he found that after the construction of Kai Bao temple tower was completed, it tilted slightly to the Northwest, so he came to ask for advice.