Dear Customers,

We do appreciate your trust and support on our products and service! To protect your own rights and interests, please read the following terms carefully: All machines manufactured or supplied by are provided 360 days warranty based on the date of purchase to assure you a stable performance. Replacement parts warranty for 180 days. If you find any defective ones during the warranty, please feel free to contact us at for return/exchange or refund.

Warm reminded: To avoid man-made damage in the process of using, thus made it out of warranty scope, please check all the products before installation.

Note: We do not assume warranty responsibility for products purchased from dealer or reseller.


Out of Warranty,

  • Out of warranty period.
  • No M-TRIANGEL QC marks.
  • Improper operations like water damage, incorrect installation that result in machine damage.
  • Equipment not purchased directly from us



1. Before issuing a delivery, apply for an RMA through Live or email chatting with our after-sale team. After RMA being accepted, an email with RMA No. and returning address will be provided.
2. Fill the RMA form with information of the returning product (quantity, problem, tracking number and picture of the package).
3. All the merchandise must be returned to the original packaging and in its original conditions (new and unused) with returning product list attached. Otherwise MTRIANGEL reserves the right to limit or deny any returns or exchanges that do not apply to this policy.
4. MTRIANGEL after-sale team will arrange the product testing after the package has been received.
5. The after-sale team will issue a testing report within 3-6 working days.
6. Customer confirms the test report.
7. Issue the return/refund/exchange (within warranty).


Liability Disclaimer,

  • Apart from what is forbidden by the law, MTRIANGEL as a factory outlet does not take any responsibility and is not liable for any damage caused by products from any suppliers purchased through this site, be it direct, indirect, special, incidental or consequential. Whatever claimed to be the legal theory, including guarantee, contract, negligence or strict liability.
  • MTRIANGEL reserves the right to change, suspend, or discontinue temporarily or permanently, some or all of the return policy, with respect to any or all users, at any time without notice.
  • The liability of this disclaimer is subject to the purchasing price of relevant products only.



Unfortunately, some customers have abused our generous return, warranty, and other policies. Accordingly, we will be forced to apply stricter policies to customers who abuse our policies.



These policies are subject to change at any time and without notice.