Qhov no yog cov hlau nplaum hloov ob-txheej hmoov lub thawv.Nws cov duab yog puag ncig.Thawj txheej ntawm sab hauv ntawm tes yog 59 hli loj, uas tuaj yeem siv los tso cov hmoov, qhov tseem ceeb thiab lwm yam khoom.Cov txheej thib ob ntawm sab hauv ntawm tes yog nruab nrog lub qhov cua, uas tuaj yeem siv los tso cov hmoov puffs, ntxuav thiab huv.