2012年3月3日,辽宁省辽阳市集邮协会在辽阳弓长岭区雷锋纪念馆召开纪念毛泽东同志“向雷锋同志学习”题词发表49周年、《向雷锋同志学习》邮票发行34周年座谈会,为此印制纪念封一枚,封图案是辽阳纪念雷锋标志性建筑——雷锋纪念碑。1959年5月,鞍钢决定在弓长岭铁矿建一座年产30万吨焦炭的焦化厂。同年8月20 On March 3, 2012, Liaoyang Philatelic Association held a symposium in commemoration of the 49th anniversary of Comrade Mao Tse-tung’s “Learning from Leifeng” and the 34th anniversary of “Learning from Leifeng” at the Lei Feng Memorial Hall in Gongchangling District, Liaoyang. , A souvenir seal printed for this one, seal design is a monument in Liaoyang Memorial Lei Feng - Lei Feng Monument. In May 1959, Anshan Iron and Steel decided to build a coking plant with an annual output of 300,000 tons of coke at Gongchangling Iron Mine. In the same year August 20