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Anqing Diamond (DMD) Piston Ring Joint Co., Ltd.
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About Us
Anqing Diamond is well-equipped with alloy cast iron production lines, ductile cast iron production lines, stall band oil rings lines, and surface treatment lines. Our company has compound chrome plating, gas nit riding, salt nit riding, ceramic penetration, and nana-meter, as well as plasma spraying and advanced surface treatment techniques and equipment. We are also equipped with light score analyzers, outline analyzers, pattern analyzers, metallography analyzers, and Japanese & German ...
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