03:02:15现有学生约2万人,其中6500人是研究生,教员约1000人。NightviewofTianhedistrictinGuangzhou,Guangdongprovince.[]ThreeofChinasbigcities--Guangzhou,ShenzhenandBeijing--havetakenthetopthreespotsinthecountrysCentralBusinessDistrict(CBD)developmentintermsofeconomicscaleandGDPcontribution,CBDareaswereanalyzedinfiveareas-economy,industry,smartness,innovationandopenness-andfoundthattheseareashadattractedmanylargeknowledge-intensiveandinnovativeinternatCBDareasmadeover100billionyuan($)GDPcontributionsin2015,accordingtothelateststatisticsavailable,saidShanJingjing,,,,followedbyBeijingCBDwith111billionyuanGDPin2015,,ShenzhenFutianCBDrankedfirst,followedbyBeijingandGuangzhouTianheCBDareas,thereportsaid."InnovationisamajordrivingforceforthedevelopmentofChinasCBDareasandinternet,bigdataandmobileint,",manyinternationalcompanieshavestseconomicdevelopmentandreflmpaniesCBDareaswillhaveagreatimpactonthecountryseconomicdevelopment,Shansaid.。