Order-Specific Terms
Warranty scope, duration, remedies and return conditions follow the approved quotation, proforma invoice, contract and product specification for each order.
Contact the Project Team 
BUSINESS ORDER SUPPORT
Warranty & Returns
A clear review process for B2B orders, product issues and authorized returns.Because ZEMING supplies project-based B2B and OEM/ODM orders, the signed commercial documents for each order take priority. This page explains the request process without replacing those agreed terms.
B2B ORDERSDOCUMENTED REVIEWWRITTEN AUTHORIZATION
Report an Issue
Contact the ZEMING project team with the order or invoice reference, product model, affected quantity and a clear description of the issue.
Evidence for Review
Provide clear photos or video, packaging condition and test information where applicable. The team may request samples or additional checks before confirming a resolution.
Return Authorization
Do not return products without written authorization. The return address, shipping method, responsibility and next action must be confirmed for the specific case.
NEED A CASE REVIEW?