Approval should be based on agreed acceptance criteria rather than appearance alone.
Who should own the injection mold?
Mold ownership should be clearly stated in the purchasing agreement.
Buyers should also clarify rights to:
mold drawings,
CAD data,
BOMs,
spare-part drawings,
modification records,
and future mold transfer.
This is especially important for long-term OEM programs.
Conclusion
Selecting an injection mold supplier is both an engineering decision and a supply-chain decision.
The strongest supplier is not necessarily the company with the lowest tooling quotation, the largest equipment list or the most aggressive sales promise.
A more useful evaluation asks whether the supplier's:
Resolving these issues before tooling begins can prevent much larger technical and commercial disagreements after the mold has already been manufactured.
If you are preparing a new plastic injection mold project, you can submit your technical requirements to DongXin for project review and tooling discussion.