China petroleum and chemical co., LTD., qilu branch plastics factory e thehiloe ka June 1992, ke tlhahiso ea polyolefin resin e thehiloeng khoebong e kholo ea petrochemical Feme ea polasetiki e nang le lisebelisoa tse tšeletseng tsa lisebelisoa tsa tlhahiso, e na le lithane tse 200 / selemo polyethylene liteko cent...
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