[Isingeniso] : Ngokufika kwesidingo sendabuko ngaphandle kwesizini, imakethe ye-PVC ibuthakathaka, ukwakhiwa okuphelele kwamabhizinisi e-PVC e-Shandong kuphansi kakhulu, ukwakhiwa kwamabhizinisi e-ethylene kuzinzile, kodwa amanye amabhizinisi angaphandle e-calcium carbide, ngaphansi. izindleko...
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