Isampula lezinto eziphilayo i-Humidity Proof Test Paper Drum, eyaziwa nangokuthi i-paper drum, iye yathola indawo yayo kodokotela banamuhla. Umgomo wethumbu lephepha noma ithumbu lokuhlola elingangenwa umswakama ukuhlinzeka ngesithiyo esingenakuphambuka ezintweni eziphilayo ezibucayi kakhulu nezivame ukuhlolwa ngezinhlobo ezihlukahlukene, okuyisinyathelo esiyinhloko esibaluleke kakhulu kunoma yiluphi ucwaningo. Ukuqeda umswakama oweqile ohlala usebenza njengongcolisayo futhi ohlakaza amasampula ezinto eziphilayo futhi onikeza umphumela wokuxilonga ongalungile noma ongalungile. Umklamo wesigubhu uvumelana nokuzinikela ekuphathweni kohlelo lwezempilo kanye namalungelo okulawula ikhwalithi, okusekelwe esenzweni seChina Enempilo. Njengoba sinemishini eminingi kanye nezinqubo zokwenza ngcono ezisebenza kahle, umnikelo wethu embonini yezokunakekelwa kwezempilo udlula ukulindela okukhulu kodokotela ukuqinisekisa ukusebenza okuhle ekuxilongweni nasekucwaningweni okuhambisana nezimo ezinzima.