Official website, simulated trading contest for college students. Zheng Shang Suo Cup is one of the important measures for Zheng Shang Suo and China Association to practice their social responsibilities and actively explore and improve the education methods for investors in the futures market. Zheng Shang Suo Cup is an exam in official website, a simulated trading contest for college students. The examination is divided into two stages: theoretical knowledge level test and trading ability test.