• Cov chaw tsim khoom loj heev uas muag 4.6 billion pads / 10 txhiab ntim hauv ib xyoos, uas tuaj yeem mus ncig lub ntiaj teb 45 zaug yog tias cov ntaub qhwv txuas nrog kawg, thaum tus nqi ntawm qhov kev tsis txaus siab yog tsawg li 0.2‰
• Tus neeg muag khoom ncaj ncees uas muaj tag nrho cov ntawv pov thawj thib 3 thiab daim ntawv pov thawj ntawm cov khoom siv raw, cov khoom siv, thiab cov chaw tsim khoom, tsuas yog siv cov khoom tsim nyog rau cov ntaub ntawv tsim nyog.
• Tus khub lub luag haujlwm uas ua tus saib xyuas zoo ntawm txhua yam khoom siv raw, txhua 15 feeb tshuab- ua raws- kuaj xyuas thaum lub sijhawm tsim khoom, tshuaj xyuas txhua qhov PO ua tiav









