加拿大28是怎么算出来的

简介：The old man in the viewing gallery appeared again. He had gray hair and was accompanied by several young men. Everyone called him Mr. Wu. He was a major shareholder of Tongcheng Construction Engineering Group because he was engaged in the field of construction engineering, such as demolition. Construction inevitably involves dealing with nail dealers, so Old Wu also had a group of idle people working for him.