Mr. Dutang Yang is the Head of the System Design Department of Cosin Solar Technology Co., Ltd. He has been engaged in the design of concentrated solar power (CSP) systems for 10 years, participating in the overall design, heliostat field layout design, preliminary design, and construction drawing design of more than ten completed and under-construction tower CSP projects in China. He has applied for more than twenty invention patents and has been granted more than ten.