Thaum Lub Kaum Hli 15, 2019, 2850 / 1600 daim ntawv tso quav tso quav ua los ntawm Shandong Xinhe tau pib ua tiav hauv Ho Chi Minh City, Nyab Laj. Lub tshuab ntawv yog lub siab-kawg ib puag ncig tiv thaiv thiab kev lag luam daim ntawv tso quav tso quav nrog kev tsim ceev ntawm 1600m / min.
Nrog rau kev txhim kho txuas ntxiv ntawm tib neeg txoj kev ua neej nyob thiab kev sib tw ntawm kev lag luam, cov ntawv mills muab cov kev xav tau ntau dua rau cov ntawv tshuab khoom zoo, kev ua haujlwm thiab cov nqi tsim khoom. Shandong Xinhe cov thev naus laus zis hauv kev tsim cov khoom siv ua ntawv tau raug txhim kho tas li, thiab lub tshuab ntawv tau txais kev nyiam los ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws.