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Quality equals client's satisfaction. Quality decides whether the life of an enterprise can continue. Therefore, Jung Yi always keep positive attitude toward every task commissioned by client and are dedicated to making it better and better through frequent self-reflection and enthusiasm in providing attentive pre-sales and after-sales service.

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About Jung Yi
  • Origin of JUNG YI's CIS
  • Philosophy
  • Company History
  • company organization
  • Activity features
Quality Control
  • WMS system
  • SGS Inspection
  • ISO Certification
  • CRM
  • Certified Material
  • Advanced Equipment
  • Inspection Equip.
  • Tolerance
  • Hardness Table
  • Goods Packing
Steel & Other Material
  • Free Cutting Steel
  • Carbon Steel
  • Cr.Mo.Steel (SCM)
  • Ni.Cr.Mo.Steel (SNCM)
  • Alloy Tool Steel
  • Corrosion-Resisting Stainless Steel
Material Processing
  • Straight processing
  • Grinding
  • Material Cutting
E-catalogue
Metal Search
  • Metal Data Bank
  • National steel symbol specification
  • JIS Standard
  • Comparison table of national grades
Customer
  • Inspection Report
  • In-house R&D
  • What we value?
  • Resource Download
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