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Ductile Cast Iron,Alloy Cast Iron,Grey Cast Iron,Austempered Ductile Iron - Gong Luen Metal Industri
The major businesses are the production of ductile cast iron, grey cast iron, alloy cast iron, austempered ductile iron, and the sources of most customers meet the market requirements of the country and the foreign market in production and manufacturing a
gongluen.com.tw
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