Yes, about 10-15% of my orders never comes. I tend to buy from the cheapest guy on the list (with good amounts of "reviews"). Maybe some of those reviews are fake. Either way, I would consider buying from the 2nd or 3rd cheapest.
Asus Zenfone 3 Zoom $300, ZTE Blade V8 Pro $175, Fluld 55' 4k TV $360