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Shaanxi coal group technology exchange
With the Anqing petrochemical engineering and technical personnel and technological exchanges
In the new Shanghai blesses the group technology exchange
Technical communication with Assembly Design Institute
Sinopec Tianjin branch investigation
武漢金中設(shè)計院
蘭州海默科技
中石化洛陽設(shè)計院
中國五環(huán)設(shè)計院
神華集團鄂爾多斯煤液化中心
太原賽鼎設(shè)計院
西安華陸設(shè)計院