Technical Support:

Technical Support can help on suggesting products to purchase, and ensuring that those products are working as expected.

If you need advice on designing your project or if you're having a problem with something, please submit it to SainSmart Forum. You would have greater helps from collective wisdom of the community.

Order Relate:

When asking questions about an order and shipping, please include your order number or Paypal transaction ID, which will save your precious time in getting a reply.

Payment Issue:

Please contact us if you have met any problem during check out with PayPal or Credit Card.

Customer Service Working Time:

Your inquiries and concerns will be responded within 24 hours.