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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.
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.
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.