Nyob rau hauv thawj theem ntawm 123rd Canton Fair, Zone Ib feem ntau pom cov khoom vaj khoom tsev, tshuab thiab khoom siv, pib qhov khoom thiab lwm yam khoom. Chengdu Auto Zhizhi thiab Taizhou Smart Toilets tau tshwm sim ntawm Canton Fair. Ntau tus kws muag khoom coj cov khoom tshiab thiab cov cuab yeej tshiab rau cov phooj ywg los ntawm thoob plaws lub ntiaj teb.
