Tin Can Ntim Tsev khaws puav pheej

Nrog ntau tshaj 3000 sqms.peb cov tin tuaj yeem ntim cov tsev khaws puav pheej khaws cov thawv ntim rau hauv cov nyhuv luam ntawv sib txawv, cov duab sib txawv thiab cov qauv.