In the first nine months of 2012, Sound Environmental’s sales increased by 26% to $208 million; whereas its net profit jumped by 42% to $44 million. Furthermore, the company’s revenue rose by 12% to $191 million in the same period. Wen Yibo, who shares his fortune with his wife, is also a part time professor at Langzhou Jiaotong University, where he received a degree in environmental engineering as a student.