With the continuous improvement of PC endurance board, it has gradually exceeded the sales volume of Wang t...

Now the market is divided into three-year warranty, seven-year warranty, twelve year warranty. The reason f...

1. The hardness is different; Acrylic is brittle and easy to break,. PC board can't be broken or crushe...

PC: U type lock plate

The U type lock plate adopts the fixed parts that can slip freely. ...