每經(jing)AI快訊，大港股份回(hui)復深交(jiao)所關注函，目前，公(gong)(gong)司業(ye)務構(gou)成(cheng)未發生重大變(bian)化(hua)，主營業(ye)務為集(ji)成(cheng)電路(lu)封(feng)(feng)裝測(ce)試(shi)和園區環保服(fu)(fu)務。控股孫(sun)公(gong)(gong)司蘇州科陽半(ban)(ban)導體(ti)有(you)限公(gong)(gong)司為公(gong)(gong)司集(ji)成(cheng)電路(lu)封(feng)(feng)裝業(ye)務主體(ti)，主要為集(ji)成(cheng)電路(lu)設(she)計企業(ye)提(ti)供晶圓級封(feng)(feng)裝加(jia)工服(fu)(fu)務；全資子公(gong)(gong)司上海旻艾半(ban)(ban)導體(ti)有(you)限公(gong)(gong)司為公(gong)(gong)司集(ji)成(cheng)電路(lu)測(ce)試(shi)業(ye)務主體(ti)，主要為集(ji)成(cheng)電路(lu)設(she)計企業(ye)、制造企業(ye)以及封(feng)(feng)裝企業(ye)提(ti)供測(ce)試(shi)程序開發、設(she)計驗證、晶圓測(ce)試(shi)及成(cheng)品(pin)測(ce)試(shi)等服(fu)(fu)務；公(gong)(gong)司園區環保服(fu)(fu)務業(ye)務主要包括碼頭(tou)停泊、裝卸、倉(cang)儲(chu)、供水、固廢(fei)處置等服(fu)(fu)務以及園區資產(chan)租賃和服(fu)(fu)務。經(jing)核實，公(gong)(gong)司上述業(ye)務近期經(jing)營情況正常(chang)，內外部經(jing)營環境未發生重大變(bian)化(hua)。