Peb yog ib qho ntawm cov kws tshaj lij drilling khoom lag luam thiab cov muag khoom hauv Suav teb. Nrog kev paub dhau los, peb zoo siab tos txais koj los yuav cov cuab yeej drilling ruaj khov ua nyob rau hauv Suav teb nov los ntawm peb lub hoobkas. Cov kev pabcuam zoo thiab cov khoom zoo yog muaj.
