Lati 3rd Keje ọdun 2019 si 5th Dandhaai ti n ṣafihan 2019 ni Ilu Shanghai Exprosites Expante 2019 Awọn ọja ti wa ni gbe Sclim, apapo giriglass ati bẹbẹ lọ fun lilo Shanghai dabaru ni awọn iṣọpọ Shangrif ni 2019