Yihan Imp. & Exp. Co., Ltd.
Site Notice:¡¡ Established in 2009, Yihan Imp. & Exp. Co., Ltd.¡¡ ¡¡
Bolt
Nut
Washer
Anchor
Nail
Furniture Screw
Self-drilling Screw
Self-tapping Screw
Chipboard Screw
Drywall Screw
Wood Screw
Machine Screw
Threaded Rod
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Quality Control
Home >Quality Control
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QC/Technical Support
Our in-house QC staff stringent quality inspection according to ISO 9001-compliant guidelines.
For the the special testing projects£¬we ask help from Testing Center in Shanghai Research Institute of Material, Shanghai Fasteners Testing Center and Zhejiang Standard Part Testing Center.

QC Staff
5
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Materials/Components
Directly sourcing from qualified raw material suppliers for our various processing workshops.

Procedures/testing Details
Our QC process (IQC¡úIPQC¡úOQC¡úFA) is carried out with professional inspection instruments.

IQC
We ask for testing report of every lot of raw material from material supplier.
IPQC
We set up OMS (Optical Monitor System) for each equipments to improve qualification rate.
We set up screen grader for each equipments to separate scrap iron from product.
Our products continuously undergo strict inspections during production processes.

OQC
All quality control test results are linked to a computer system so that we can give our customers detailed reports on core hardness, surface hardness, drilling test, torque, bending, zinc-plating specifications and so on.

FA
All of our managerial and technical staff study each reject carefully to avoid similar problems in the future.
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     Other Information
     Our finely-tuned quality control process means
     buyers can be fully confident in our ability to
     provide:

     ¡ô     Guaranteed product quality
     ¡ô     Excellent service
     ¡ô     Reliability and stability
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Yihan Imp. & Exp. Co., Ltd
No.188,Chengxi road,Haiyan County,Jiaxing City,Zhejiang China P.C:314300
www.zgbzj.com ÕãICP±¸10005550ºÅ