As you know , not all the client are very known about the system of our window system .

This is why our team of saleman need more patient to explain to our client.

Some of them are very satisfy for our good altitude to service . Whats more , if there are necessary  , we take picture to explain the window and door function ,and show the video how the installation working . 

Curma  Building Material Co., Ltd still keep on good mind and patient to servive our client, no matter how small client is it .