Namuhla ake ngethule okwengeziwe ngomkhiqizo waseChina omkhulu wePVC: Wanhua. Igama layo eliphelele yi-Wanhua Chemical Co., Ltd, etholakala esiFundazweni saseShandong eMpumalanga China, ibanga lehora elingu-1 ngendiza esuka eShanghai. IShandong iyidolobha elibalulekile elimaphakathi ogwini lwaseChina, indawo yokuphumula esogwini kanye nedolobha labavakashi, kanye nedolobha eliyitheku lamazwe ngamazwe. I-Wanhua Chemcial yasungulwa ngo-1998, futhi yaya emakethe yamasheya ngo-2001, manje isiphethe cishe izizinda eziyisi-6 zokukhiqiza nezimboni, kanye nezinkampani ezingaphansi kweziyi-10, ezisendaweni yama-29 embonini yamakhemikhali yomhlaba wonke. Ngokuthuthuka kwesivinini esingaphezu kweminyaka engama-20, lo mkhiqizi omkhulu wenze uchungechunge lomkhiqizo olandelayo: amathani ayizinkulungwane eziyi-100 umthamo we-PVC resin, amathani ayizinkulungwane ezingama-400 e-PU, amathani angama-450,000 LLDPE, amathani angama-350,000 we-HDPE. Uma ufuna ukukhuluma ngePV yaseChina...