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          Successfully crossing pipes for water injection pi [2018-05-21]
          Haixi Pipeline HDD Crossing Successfully [2018-01-25]
          Congratulate DN2000 pipeline stainless steel linin [2018-01-25]
          Tahe broken pipe project engineering smoothly [2018-01-23]
          Fight the snow, Overcome the cold weather,Build su [2017-11-20]
          Put into escort for the first coal transfer line i [2017-11-14]
          Open a New Age of Largest Diameter Pipeline Rehabi [2017-10-25]
          Record of No.4 Pipeline Project From Shanxi to Bei [2017-10-25]
          Zhongtuo Rehabilitation New Master Work In Petroch [2017-07-13]
          Oversea Pipeline rehabilitation Project Turns a Ne [2017-02-22]
          Shanxi Pipeline Project completed successfully [2017-02-22]
          Completed Phase 1 Beijing Stainless Steel Rehabili [2016-08-02]
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