Tsis zoo li cov qauv txheem qauv, lub qhov rooj hluav taws yog tsim kom thev dhau kev kis ntawm hluav taws rau lub sijhawm tshwj xeeb. Lub qhov rooj hluav taws ib txwm tuaj yeem tiv thaiv hluav taws rau tsawg kawg 30 feeb. Xws li lub sij hawm txaus txaus tso rau rau cov neeg nyob hauv ib lub tsev tawm nws.
Cov rooj tua hluav taws tuaj yeem tsim los ntawm kev tsim kho lossis siv cov tub ntxhais tshwj xeeb uas tau hlawv ntawm lub qeeb qeeb. Cov qhov rooj tseem tuaj yeem siv tau siv cov ntsaws ruaj ruaj uas haum rau hauv lub qhov rooj lossis thav duab
