xaim hluav taws xob xaim yog ib qho ntawm cov khoom lag luam tseem ceeb ntawm peb lub Hoobkas, cov hlua khi dub tau ua los ntawm cov hlau hlau, feem ntau yog siv cov hlua khi lossis hlua khi hauv kev tsim kho. Peb tuaj yeem tsim cov hlau xaim los ntawm SWG8-SWG22.