Ukuze sinikele ngomkhiqizo ophelele kwiklayenti lethu, sisebenzisa ukulawulwa kwekhwalithi kathathu kuwo womabili amasheya wesitoko namabanga okungewona amasheya.
1. I-PQC: Inqubo Yokulawulwa Kwekhwalithi ngesikhathi sokukhiqizwa
2. IQC: Olungenayo Quality Control emva ukukhiqizwa
3. I-OQC: Ukulawulwa Kwekhwalithi Ephumayo ngaphambi kokulayisha