Heavy Duty Ductile Iron Manhole Covers

We are offering heavy duty ductile iron manhole covers,
heavy duty ductile iron manhole covers with en124 certified
1.iso9001-2008.
2.has advanced euipment and over 15 years experience.
3.price: competetive price , precision made.experience & reasonable qc that you can reply on.
4. Process: precision made.experience & reasonable qc that you can reply on each part would be given 100% test and tryout before shipment.
5. Adequate supply capacity. Punctual delivery time.
Company profile:
we mainly undertake the casting parts,machined parts and other products.our import and export department have many years experiences of foreign trade,products are mainly exported to the united states,denmark,italy,russia,australia etc.
1.q: why choose shengao product?
     a: we shengao have our own plant-- weifang shengao machinery co.,ltd, therefore, we can surely promise the quality of every product and provide you comparable price.
2. Q: do you provide oem service?
     a: yes, we provide oem service.
3.  q: do you provide customized forging products?
      a: yes. Customers give us drawings and specifications, and we will manufact accordingly.
4. Q: what is your payment term?
     a: we provide kinds of payment terms such as lc, tt, paypal, escrow, etc.
quality first,pric best,service foremost !
we assure you of our best services at all times !