Trade:
     Your inquiry will be replied within 12 hours.
     Well-trained & experienced sales can reply your inquiries in English.
     During working time, E-mail will be replied to you within 2 hours
     OEM & ODM projects are highly welcomed. We have strong R&D team.
     The order will be produced exactly according to order details and proofed samples. Our QC will submit
     inspection report before shipment.
     Your business relationship with us will be confidential to any third party.


Quality control:
*We have specialized QC testers to check the quality of the products according to different customers' requirement. Usually, it's random inspection, and we also offer 100% inspection at a reasonable price if required.
*We have IQC to check the dimensions and surface of the incoming material
*We have PQC to inspect full-course during the manufacturing processing
*We have FQC to inspect all the anodizing/plating and other finishes' products from our supplier and proceed with the professional quality and appearance inspection before shipping.

     
    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 casting manhole covers?
     A: Yes. Customers give us drawings and specifications, and we will manufacture accordingly.
 
     4. Q: What is your payment term?
     A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc.