Practical buying guides for importers and distributors sourcing dental and home safety devices from China — MOQ, sampling, certificates, and deposit risk.
A deposit invoice looks the same whether it's going to a factory that will ship on time or one that will go quiet the moment the money lands. These five questions won't guarantee the first outcome, but they make the second one much harder to hide.
The three terms get used interchangeably in sourcing conversations, but they're three different commitments — in MOQ, cost, timeline, and how much of the product is actually yours to protect from a competitor sourcing the same factory.
Most 1- and 2-star reviews on home-use ultrasonic plaque removers trace back to a small, repeatable set of design mistakes — not bad luck, not picky customers. Here's what they are and the specific QC checkpoint that catches each one.
Most sourcing guides tell you to "check certifications and ask for samples." That advice is true and also useless — it doesn't tell you what to actually look at. Here's the verification process we'd want if we were on the buying side.