PQRS Logistics Challenge: PQRS Logistics, tus thawj coj muab kev thauj mus los, tau ntsib cov teeb meem hauv kev ua kom zoo rau kev siv lub tsev rau khoom. Lawv xav tau kev cai hlau framing kev daws teeb meem uas yuav tso cai rau lawv khaws cov khoom lag luam zoo thiab txhim kho kev tswj cov khoom muag.