Tsis ntev los no, Tuam Tshoj Pingmei Shenma Group thiab US KBR kos npe rau ib daim ntawv cog lus nyob rau hauv Zhengzhou, Henan Province, los qhia txog KBR cov cuab yeej thiab tsim kom muaj 800,000 tons phosgene polycarbonate (PC). Nws to taub tias txhua txhua 100,000 tons ntawm PC tau haus 34,000 tons ntawm chlorine gas, 49,000 tons ntawm polystyrene, thiab 0,9 lab tons ntawm high-purity hydrochloric acid, uas yuav pab tau chlor-alkali cov tuam txhab los txhim kho kev siv los ntawm cov khoom thiab kev hloov tam sim no cov chlorine-alkali cov zaub mov kom cia siab tuaj yeem ua rau ntau lawm. Vinyl chloride (PVC) kom haus cov tshuaj chlorine.
