Ho tloha ka la 3 Phupu 2019 ho isa la 5 Phupu 2019, Shanghai Ruifiber e bile teng ho SHANGHAI COMPOSITES EXPO 2019 toropong ea Shanghai. Ena ke pontšo ea rona ea pele ho SHANGHAI COMPOSITES EXPO 2019. lihlahisoa li behiloe scrim, fiberglass mesh, fiberglass mesh theipi joalo-joalo Kea leboha ka ho etela Shanghai Ruifiber ho SHANGHAI COMPOSITES EXPO 2019