日本研究近代中国关系史的著名学者西村正雄,在1972年发表的《大革命时期的东三省——以劳动问题为中心》一文中说:1924年2月7日中华全国铁路总工会成立后,“邓中夏曾在同年由中国共产党派到大连,通过中华工学会在工余开展对工人的教育活动。”这个问题过去缺乏深入研究,甚至连邓中夏到大连的时间,至今尚众说纷纭。故 Masayoshi Nishimura, a famous scholar studying the history of modern China’s relations with Japan, said in his article “The Three Northeast Provinces During the Great Revolution - Focusing on Labor Issues” published in 1972: After the establishment of the All-China Railway Federation on February 7, 1924, In the same year, Deng Zhongxia was sent by the CPC to Dalian to carry out education in the spare time with the Chinese Workers’ Society. "There was a lack of in-depth study on this issue in the past. Even the time when Deng Zhongxia arrived in Dalian still has a wide range of opinions. Therefore