Uma sibheka kuleli sonto, ukuqaliswa kwemboni kufanele kuthuthukiswe, ukwesekwa kwe-supply side kunqunyelwe, abanye abasebenzisi banemisebenzi yokugcwalisa, futhi isimo sokuthenga nokuthengisa emakethe sesifudumala.I-Jiangsu Suopu, imboni yaseShandong Yankuang isiphinde yaqala ukusebenza okuvamile, futhi iSinopec Ningxia Neng...
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