2023.7.26-28 Shanghai ngosi 2023.7.26-2023.7.28, anyị na-ekere òkè na 22nd International Dyestuff Industry, Organic pigments na Textile Chemicals ngosi na Shanghai.Nabata ka anyị na anyị kparịta ụka ihu na ihu.Lelee ebe ngosi ihe ngosi. Oge nzipu: Jul-27-2023