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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
武漢金中設計院
蘭州海默科技
中石化洛陽(yáng)設計院
中國五環(huán)設計院
神華集團鄂爾多斯煤液化中心
太原賽鼎設計院
西安華陸設計院
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