Kwisifazane sesiqephu somncedisi, iSaliva Collection Tubes ezisetyenziswa kwi-Genetic Testing ikhutshelwa ukuthi uhlale kanye nokungavunyi ukuthi umphilo wokuhlala okanye ukuthi usamani lokulula amasampula. Amatuba amahhwebulayo azityenziswa kumncedisi apho i-DNA lusetyenziswa kusamani lokulula, olungaphandle kolula ukuthi kusetyenziswa kwi-Genetic Testing. Ama-Saliva Collection Tubes ethathwa yethu angena amaxesha ayahlukileyo okuthi alula amasampula nokuthi okungavunyi, okungcono labantu abasebenzela ukuthi imfundo yokuthi isebenza ngokupheleleyo. Ukufunda kwesiJiangsu Changfeng ukuthi kubhekisisa ukuthi kudingeka ukuthola amanqaku asetshenziswa ukuthi akhuphule umphilo wesintfo sakhe nokuthi siphinde sihlale kakhulu kusihlangene nesikhatsi.