在大打矿山之仗的群众运动中,老厂锡矿胜利坑针对矿山采掘平衡这一关键问题,于今年三月份组织了掘进会战。会战中,掘进四队在矿、坑革委会领导下,在有关部门密切配合下,深入开展路线教育,认真总结经验,落实各项措施,创造了多头掘进的良好成绩。全月掘进巷道1116.1米,工效为1.213米/工班,加速了 In the mass campaign to fight the battle of the mines, the victory ceremony of the tin factory in Laochang Mine organized a tunneling battle in March this year in response to the key issue of mining balance. During the battle, under the leadership of the mine and the Revolutionary Committee of Pit and Stone, the four tunneling teams, under the leadership of the Pit and Revolutionary Committee, worked closely with relevant departments to conduct line education in depth and summed up experiences earnestly, implementing various measures and creating good results in bulldozing. The entire roadway heading 1116.1 meters, efficiency of 1.213 meters / class, accelerated