Shanghai Chemdo Trading Co., Ltd. ndi kampani yaukatswiri yomwe imayang'ana kwambiri zogulitsa kunja kwa zida zapulasitiki ndi zida zowonongeka, zomwe likulu lake ku Shanghai, China. Chemdo ili ndi magulu atatu amalonda, omwe ndi PVC, PP ndi zowonongeka. Mawebusayiti ndi: www.chendopvc.com, www.chemdopp.com, www.chemdobio.com. Atsogoleri a dipatimenti iliyonse ali ndi zaka pafupifupi 15 zokumana nazo pazamalonda zapadziko lonse lapansi komanso zida zapamwamba kwambiri kumtunda ndi kumtunda kwa maulalo amakampani. Chemdo amawona kufunikira kwakukulu ku mgwirizano ndi ogulitsa ndi makasitomala, ndipo wakhala akudzipereka kutumikira anzathu kwa nthawi yaitali.