Dera la Shanghai limaphatikizapo Shanghai Dongda Polyirethane Congdane Congda Checda Wachiwiri wa Shanghai Secomping.
Shanghai Dongda Polyurethane CO ndi katswiri wophatikizana polyals ndikusewera gawo la Shanghai R & D Center. Shanghai DOngda Chemistry Courus pa Polythetter Polythes, PRIVICITSI YOPHUNZITSIRA KOMA KUSINTHA KWAMBIRI & PURTPLOOOOOOOOOOOOOOOOOOOR NDI MALO OGULITSIRA NDIPONSO ZOSAVUTA ZONSE.
Kuchokera ku EO, poira zopangira ku zinthu zomaliza, makampani awiri amapanga mafayilo omalizira. Makampani awiri amapanga matani 100000 pachaka, matani 40000 matani ophatikizika, matani 100000 matani a polycaxboxtrate superplastier pachaka ndi 100000 matani a zinthu zina pachaka.