Saldhigga wax soo saarka ee Shanghai waxaa ka mid ah Shanghai Dongda Poranurethane Co. iyo Shanghai Dongda Chemistda Che. Labadoodaba waxay ku yaalliin magaalada Shanghai kiimikada labaad ee Shanghai.
Shanghai Dongda Polyrethane Co waa xirfadle soo-saare soo saaraha Polonols oo la isku daro oo door ka ciyaara Xarunta Shanghai R & D. Shanghai Dongda Cheristry Comistry Polyol iyo EO kale ee EO, Po Assations oo ay ku jiraan karo-ka-baxa PUNAUN & PONEYCARD & POLYCARDY & POLYCARDIOSKYSYLEBLIERPPLLUSTLLIERPLIER.
Laga soo bilaabo EO, po, ashyaa'da ugu dambeysa ee alaabada ugu dambeysa, laba shirkadood ayaa sameeya silsilad warshadaha oo dhameystiran. Laba shirkadood waxay soo saaraan 100000 tan Tons Polys sanadkii, 40000 Tons waxay isku qasan yihiin Polycars, 100000 tan tan oo ah polycarxulate superplasier sanadkii iyo 100000 tan oo ah badeecooyinka kale ee sanadkii.