Rau ntau ntawm peb cov neeg siv khoom tshiab, lawv paub cov tshuab cua txias dej chiller CW-3000, CW-5000 thiab CW-5200 yog peb cov khoom lag luam hnub qub thiab cov no yog cov dej tsis muaj zog. Txawm li cas los xij, lawv yuav tsis paub tias peb kuj tsim cov tshuab hluav taws xob siab dej chillers.