installing company of chemical industry
Installing Company of Chemical Industry 化工安装公司 Electrical Installing Company 机电安装公司 Building Decoration Company 建筑装修（装饰）公司 .
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中国石化工程建设公司和北京燕山石化公司建筑安装公司联合攻关研制。
China petrochemical construction company jointly with Beijing Yanshan petrochemical company, construction and installation company tackled key problems.
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