Product Overview DXW is a through-feed CNC four-side sawing machining center developed by Shuping Precision for the four-side sizing process of wooden doors. Unlike many conventional four-side saws that start from a design premise of "large body, wide format," DXW focuses its design on the efficiency of door-leaf flow between processes : a servo-driven belt conveying system continuously feeds door leaves from the infeed end, completes four-side sawing in a single pass, and