Quality is the life of one corporation. The competition of one company is based on quality assurance and quality control system. Just for these reasons, we pay special attention to quality assurance and quality control.

We use manifold casting line and CNC machining line, and hire highly qualified engineers and train employee to assure that we can manufacture the most accurate products.

 

 
 
 
Raw Material
Phenol Resin Sand
Inspection
Inspection
Yes Chemical Analysis porosity check
Melting
Moulding
Porosity check
Pouring
Inspection
Gate & riser cutting off
Grinding
Heat treatment
Inspection
                 
Washing
Leak check
Machine
Inspection
Final treatment
 
Inspection
Packing
Inspection
Delivery
   
Best Viewed with 1024*768 resolution and IE5.0
Copyright @ 2003 Nanhai Hoyang. All rights reserved.
Reproduction in whole or in part in any form or medium withoutexpress written permission of Nanhai Hoyang is prohibited.
Designed By Kuwata Digital Science & Technology Co.Ltd.