Certificate - Welcome to visit Taian Wantong's modern geosynthetic material factory.
Welcome to Wantong Composite Materials Co., Ltd.!
0086 538 8837775
+86 132 8734 1391
vivian@wtgeosynthetics.com
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All Vantone brand products have passed ISO9001, ISO14001, Soncap, SASO and BV certification, and have passed the tests of SGS and Intertek.
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