The most reliable software to verify memory is H2testw.
Q: Are you factory or a trading company? A: DM Life Technology Co.,ltd, was founded in Shenzhen, China in 2014. We are a professional storage products supplier. We Specializes in designing and manufacturing storage products and mobile accessories: Fingerprint USB, MFI iPhone USB, WIFI USB, Android OTG USB, USB2.0 &USB3.0, Hubs, Solid State Drive, memory card and Type-C Adapters etc.
Q: Can you print the logo for us?
A: Yes, when order large than 100pcs, we laser logo free for customers.
Q: Can I mix different designs.?
Q: Who will pay for the RMA return shipping cost?
A: when you send the goods back to us, the cost is at your side, we pay the cost to send new products to you.
Q: Can I get a lower price if I order large quantities ? A: Yes. Cheaper prices with more bigger orders.