Peb nyob nraum paub tias yog ib qho ntawm cov kws tshaj lij phau ntawv dig muag phaj valve tuam ntxhab thiab cov muag khoom hauv Suav teb. Thov kom dawb mus yuav ntau phau ntawv qhov muag tsis pom phaj valve ntawm tus nqi sib tw ntawm no thiab tau txais cov lus hais los ntawm peb lub hoobkas.

Xa kev nug