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  Qingdao marine science and technology national laboratory fire protection engineering bidding notice 2012-12-17
  Qingdao marine science and technology national laboratory GSHP bidding notice 2012-12-17
  Qingdao marine science and technology national laboratory outer glass curtain wall bidding notice 2012-12-17
  Qingdao marine science and technology national laboratory intelligent engineering bidding notice 2012-12-17
  Qingdao marine science and technology national laboratory steel bidding notice 2012-11-27
  Ruihai warm-hearted garden A-2 housing engineering construction labor subcontract bidding notice 2012-10-06
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