1, Raws li Cov Txheej Txheem Ntau Lawm (1) Seamless Yeeb Nkab - Kub Rolled Pipes, Cold-Rolled Pipes, Cold-Drawn Tubes, Extruded Tubes, Yeeb Nkab Jacking (2) Welded Yeeb Nkab (A) Raws li Cov Txheej Txheem Txheej Txheem - Arc Welded Yeeb Nkab, ERW Yeeb Nkab (Hloov zaus, Tsawg zaus), Gas Pipe, Furn ...
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