Qos 2020: ntau npaum li cas cog - ntxiv rau 25% lossis rho tawm 25%?
Sergey Banadyev, Tus Kws Kho Mob ntawm Kev Tshawb Fawb Txog Kev Ua Liaj Ua Teb, lub taub hau ntawm kev yug me nyuam ntawm SGC "Doka - Gene Technologies" Nws xav tias qos yaj ywm ...