中煤榆横空分项目压缩机高压管线1700寸、560米、495道口，壁厚4mm~36mm,合金钢材质，焊接层间温度350~400，焊工全通过严格考核，加班加点赶工期，他们克服厂房里炙烤闷热天气，突击管线施工，每人一天一道口，稳步向前推进。（一公司 牛本科）
编辑：郭凤云
China Eleventh Chemical Construction Co., Ltd. Address: No.53, Bianjing Road, Kaifeng City, Henan Province, Zip
code: 475002
E-mail:eleco@eleco.com.cn&opd@eleco.com.cn Tel:0086-371-22905559 Fax:0086-371-22922143
Fax:0086-371-22906666
Website Updating:Internet Information Center, Technology and Quality Dept, ELECO
Contact person and phone number for the company's hotline for clearing arrears:
Mr. Zhang from Operations Management Department 0371-22905515 (Subcontracting and Migrant Worker Wages)
Ms. Wang from the Procurement Department 0371-22905626 (Materials and Leasing)
