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Add :Middle Mingjia road, Economic Development Area, Qihe County, Shandong Province, China
Tel:+86-534-5676990/5677340
Fax:+86-534-5676540
E-mail:cb@yanzi-casting.com
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YANZI PRECISION CASTING
valve disc
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stainless steel butterfly valve disc, silica sol lost wax casting process, with certificate of IS09001
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