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陝西 GranfooIndustrialCo., Ltd.isamodernhigh-techenterprise, thecompanyspecializedRandamp; Dand
productionofunderwatertelevisioncamera、downholecamera、andwatertightconnectors。水中 televisioncameramonitoringsystemformarinedevelopmentandmaritimeoperationsandpetroleum と waterconservancydepartmentsofthenecessaryequipment、iscurrentlyintheunderwaterenvironment、 timelyaccesstoclearimagesofthemainmethodhasbeenwidelyappliedtomarineandterrestrial explorationofwaterresources。養殖、underwaterexploration、貯水池、ダム、canalsandother waterconservancyfacilities... [詳細] |