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1986年1月31日机械工业部批准,劳动人事部备案,机械工业部济南铸造锻压机械研究所为一、二、三类压力容器设计单位,批准证书编号:RSP机通——027。
On January 31, 1986, the Ministry of Machinery Industry approved and the Ministry of Labor and Personnel was on file. The Jinan Foundry Forging and Pressing Machinery Research Institute of the Ministry of Machinery Industry was a design unit for pressure vessels of Class I, II, and III. The approval certificate number was: RSP Pass-027.