余姚東方通風工程有限公司 

余姚東(dong)方通(tong)(tong)風(feng)(feng)工(gong)程有(you)限公(gong)司（寧波伊斯特通(tong)(tong)風(feng)(feng)工(gong)程有(you)限公(gong)司），是(shi)(shi)一(yi)家專業從事通(tong)(tong)風(feng)(feng)工(gong)程的設計，成套安裝(zhuang)和金屬構(gou)件生產企業，是(shi)(shi)螺旋風(feng)(feng)管(guan)及配件的專業制(zhi)造(zao)(zao)商，是(shi)(shi)行(xing)業標準制(zhi)作的理事單位，擁有(you)國內外通(tong)(tong)風(feng)(feng)行(xing)業完善的制(zhi)造(zao)(zao)工(gong)藝。  

擁(yong)有國際上先進(jin)(jin)的瑞士SPIRO公司全套金(jin)屬螺旋風管。配件(jian)生產(chan)流水線(xian)(xian)，包(bao)括(kuo)JRX自動制管成型機，R1530等離子(zi)切割機，CU-30（直線(xian)(xian)和曲線(xian)(xian)）綴縫溶接機，COMBI三角段(duan)鎖(suo)定機，立得鎖(suo)定機，數控(kong)旋壓(ya)機等，另(ling)外還引進(jin)(jin)了日本AMD數控(kong)沖床及金(jin)屬鈑金(jin)數控(kong)生產(chan)設(she)備。