All Places in QingdaoAdd EventAdd Listing Search Search Diving companies & Offshore underwater works QINGDAO LONGKONG MARINE ENGINEERING CO., LTD. No Reviews Favorite There has a strong team with including more than 100 high educated persons, more than 70 are professionals. The company owns ...Diving companies & Offshore underwater works QINGDAO HERO DIVING ENGINEERING CO., LTD. No Reviews Favorite Qingdao Hero Diving Engineering Co. LTD.,registered under the government relevant laws of the People’s Republic of China,is specialized in the ...←12