The most reliable software to verify memory is H2testw.
FAQ
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.