In Dalian, the exchange is developing the world's first future for coke, a key input to make steel, and last year the exchange introduced a contract for PVC piping.
大连期交所正在开发针对炼钢关键材料——焦炭——的全球首份期货合约。去年，该期交所还推出了PV C管期货合约。
In recent years, the engineering contract business of China Metallurgical coke-resistant develops rapidly, and gradually forms a design as the main body to EPC-based operating structure.
近年来，中冶焦耐的工程总承包业务迅猛发展，逐步形成了以工程设计为主体，以工程总承包为主业的经营格局。
In recent years, the engineering contract business of China Metallurgical coke-resistant develops rapidly, and gradually forms a design as the main body to EPC-based operating structure.
近年来，中冶焦耐的工程总承包业务迅猛发展，逐步形成了以工程设计为主体，以工程总承包为主业的经营格局。
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