Research and develop the products according to the site environment and usage method, with
exclusive label for construction industry, can write registered number, floor number on it, exclusive
products for construction sites.

The exterior shell is firm, built-in unique waterproof strip, finishing 360 degree waterproof
test,super strong ability to proof sunlight, dust and shock.

Without cable, easy installation, convenient use, can easy change the numbers and repeat
use, is very suitable for moveable site project.