Polymer txheej ntau lawm kab

Lus piav qhia luv luv:

PE Txheej tshuab ntau lawm kab;

POLYMER COATING (LAMINATION) ntawm ROLL SHEET HOT-GALVANIZED STEEL.Siv nyob rau hauv kev tsim khoom ntawm spiral hlau corrugated yeeb nkab

Thov hu rau peb kom paub ntau ntxiv.

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