Process
retest of raw matericals
cutting
forging
heat treatment
surface treatment
machining process
Non-destructive testing
finished product inspection
marking
packing
transportation
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address ： Jiangsu JianHu county China Guanhua road 6666 Record number ：苏ICP备12052883号-1
Tel：086-515-86255695( export ) 086-515-86252656( domestic ) E-mail： haida@hdfittings.com
