Nws yog ib tug loj kev ncaj ncees uas muaj nyob rau txhua txhua 2 xyoo.
Cov tom ntej no lub sij hawm yuav tsum tau muaj nyob rau hauv 2019 nyob rau hauv Dongguan, Tuam Tshoj.
exhibition qhia
Sib cuag
Lub 9 Beijing International Printing technology Exhibition
Jul 06, 2017
Tso lus
Xa kev nug