Kuyambira Novembala 15 mpaka 17, kope la 23 la IE expo Guangzhou lidachitika bwino ku China. Kusindikiza kwa IE expo kudakopa mabizinesi 437 ndi alendo 18,155 amalonda kuti atenge nawo gawo mu ...
ZR-1630 idapambana mutu wa "Precision 28.3LPM Particle Counter"!