b'\n_START_ARTICLE_\nCheng Siwei\n_START_PARAGRAPH_\nSi Cheng Siwei (Tsino: \xe6\x88\x90\xe6\x80\x9d\xe5\x8d\xb1, Hunyo 11, 1935 \xe2\x80\x93 Hulyo 12, 2015) ay isang Tsinong ekonomista, inhinyerong pang-kimika at politiko. Siya ay naging Tagapangulo ng China Soft Science Research Association; Pangulo ng Chinese Society for Management Modernization; Direktor ng Research Center on Fictitious Economy and Data Science ng Chinese Academy of Sciences; Dekano ng School of Management of the Graduate University of the Chinese Academy of Sciences at Honoraryong Pangulo ng East China University of Science and Technology. _NEWLINE_Siya rin ay naging Karagdagang Propesor at Tagapamahalang Pang-doktor ng mga institusyon kabilang ang Chinese Academy of Sciences, Chinese Academy of Social Sciences, Guanghua School of Management of Peking University, at Nankai University.'