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根据一机部(79)5036号文件精神,凿岩机械与风动工具行业于1979年9月11日至28日开展了 YN30A 型内燃凿岩机行业质量检查评比活动。本次活动由宜春风动工具厂组织,有天水风动工具研究所、宜春风动工具厂、洛阳风动工具厂、上海风动工具厂、重庆凿岩机厂参加,共119人。受检厂为洛风、上风和宜风。
According to the spirit of No. 5036 of No.1 Machinery Department (79), the industry of rock drill and pneumatic tools carried out the quality inspection of YN30A internal combustion rock drill industry from September 11 to 28, 1979. The event was organized by Yichun Fengdongju Tools Factory, with 119 institutes including Tianshui Fengdonggongju Institute, Yichun Fengdonggongju Factory, Luoyang Fengdonggongju Factory, Shanghai Fengdonggongju Factory and Chongqing Rock Drill Factory. Inspected factory for Luo wind, advantage and appropriate wind.