How to distinguish high-quality synthetic resin tiles?

How to distinguish good quality synthetic resin tiles: 

Misconception one: Quality = quantity? For many merchants, the product is enough to be called (enough quantity), is the quantity of good synthetic resin tiles really so important? 

Synthetic resin tiles weigh method, weigh specific gravity, accuracy: three stars. 

The reason why synthetic resin tiles are heavy in quantity: is the high stone powder content. The density of the stone powder is 1.85 times that of PVC plastic, which is one of the very prices of PVC plastic. 

High stone powder content, heavy quantity, low cost, brittle, and not durable. 

Now, do you understand?