Muaj ntau cov khoom siv uas zoo li cov hlaws dej ntshiab tshwm sim rau ntawm kev ua lag luam ua khoom muag khoom lag luam.Qhov txheej txheem cov hlaws dai nrog cov zaj duab xis yas yog qhov yooj yim los paub qhov txawv. Ob qhov hlaws hlaws tau polished thiab swb rau hauv cov khub, Cov hlaws thiab cov hlaws dai yog qhov zoo li tus tau tsim hauv pwm, thiab txheej txheej ntawm daim tawv nqaij tau poob sai sai thaum nws tau khawb. Qee cov khoom siv tes ua cov hlaws dai nrog ua plhaub li qhov tseem ceeb thiab coated nrog cov xim pleev xim yog qhov nyuaj los txheeb xyuas. Qee cov hlaws dai txawm hloov mus ua ib qho duab nrog ntau cov dej tshiab nqaj hlaws los ntawm tshuab dhos. Thaum cov hmoov txhuam nws tau so, Pearls nws zoo li qhov zoo sib xws, Pearls nws yog me ntsis" tseeb" ntau dhau lawm.
Tuam Tshoj' s ntuj hiav txwv dej hiav txwv tau ntau nyob hauv Hainan Islands.Pearls Tuam Tshoj' s ntuj tsis muaj dej hiav txwv tau ntau nyob hauv cov pas dej ntawm ntau lub xeev hauv yav qab teb Suav. Zhuji, Pearls Zhejiang yog lub npe nrov hometown ntawm pearls. Txheej thaum ub, tib neeg hu ua ntuj puag ncig ua hlaws thaum taug kev hlaws. Hlaws, agate, Pearls siv lead ua thiab jade tseem hu ua" plaub yam khoom muaj nqis" ntawm kev lig kev cai Suav qub.
