在批林批孔不断深入、革命和生产蓬勃发展的大好形势下,在欢庆第四届全国人民代表大会胜利召开的大喜日子里,冶金地质、矿山学大庆赶开滦经验交流会,于1975年1月18至30日在唐山市召开.参加这次会议的,有来自全国26个省、市、自治区的350名冶金地质系统的代表.这次会议,是以党的基本路线为纲,深入批林批孔,发展大好形势的会 Under the great situation that the proletariat bore lots of boredom and the revolution and production flourished, in celebrating the great victory of the Fourth National People’s Congress, the Metallurgical Geology and Mining School drove out the Luan Experience Exchange Conference in 1975 It was held in Tangshan City from January 18 to January 30. At the meeting, 350 representatives of metallurgical and geological systems from 26 provinces, cities and autonomous regions across the country attended the conference, taking the basic line of the party as the key link, Further criticize the proletariat and develop well-to-do situations