Ningbo Yinzhou Tongyuan Industry & Trade Co.,Ltd
We are a professional company, dealing with manufacturing machine parts such as ductile cast iron,sand casting, precision casting,investment casting,lost wax casting,pressure die casting,gravity casting,shell molding casting,lost foam casting,low-pressure casting etc. and sheet metal stamping,bending,extrusion,fabrication,spring,welding,hot-forging,cold-formed,and hardware,bracket,hydraulic part,precision machining,CNC,auto,marine,railway parts,excavator's bucket teeth,adapters,locking,pins,drill bit,etc.and special machinery.It is located in the East of China--Ningbo Harbor,a world class seaport.

We can manufacture the machine parts according to ASTM,DIN,JIS,BS,GB standard and the customers'drawings,samples and other requirements with the help of the advanced CAD software. Our products are widely used at various lines. such as: machinery,metallurgy,industry, agriculture, auto, tractor,ship,railway, architecture engineering, mine, engineering machinery, watercraft,hardware tools and decoration etc. These products serve the clients from Europe, America, mid-east,south-east Asia etc.

We can supply
heat treatment:carburizing,nitriding,induction hardening,quench hardening,salt bath quenching,solution treatment,thermal refining,temper
surface treatment: shot blast,paint,galvanization, hot dip galvanized, powder coated,chromium plated,anodize.

Scientific management and good credit standing are the foundation of our existence. We persist in the principle of "Customer No. 1", and control the quality of the products to meet the customer's requirements. Shoot at the aim that the client can gain one-stop service. We provide the customers with best services and devote ourselves to assisting our clients' development!

You are Sincerely welcome and We are expecting a nice future together with you.