Hu Guozheng, whose online name is K-line Raiders, is an independent trader of the hedge fund of Hans Seidel Fund in Frankfurt, Germany, the chief economist of Guangdong Taiyin Investment Institution, and the founder of China's "K-line Raiders Club" He is the technical director and the guest speaker of Guangzhou TV Economic Channel's "K-Line Strategy", China's first TV program that purely uses K-line technology to analyze the Chinese stock market. In 1987, he began to conduct two-way trading of financial products such as foreign exchange, hedge funds, and the Dow Jones Index in the European capital market. He achieved the Seidel Institution record of 49 consecutive transactions in the correct direction and became a legendary trader in Frankfurt. It continued to write legends in China's futures market and stock market, and made accurate predictions in advance for major turning points such as 998, 6124, 1664, 3478, and 2480 for the Shanghai Composite Index.