Our guest, Mr. Wu Zhong-Xian 吳忠賢, who used work at China's Nasa at Xian. He was originally from Zhe-Jiang province. He learned Guqin from Li Ming-Zhong in Xian. He is also master in Chigong and Chinese martial art. The first piece he played for us was Liu Shue. Later he played Ping Sha Luo Yan.