Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association


ASTM A333 pipe,Gr.1, Gr 3,Gr 4,Gr 6,Gr 7,Gr 8,Gr9,Gr10, Gr11

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