1.We Will provide you User manual in English or operating videos for free .
2.24 hours technical support by email or video call via what's app or skype.
3. Free training to make sure you master the operating of our products.
4. If you have any problem, please feel free to contact us anytime on Alibaba.com.
1.all of our products will be checked one by one before shipping
2.customer should check the package when receiving
3.all machine within 1 year free warranty, but here is not warranty if that's obviously caused by man-made.