Most of the aluminum door enterprises do poineering work for the first time, because of many reasons, investment is not large, whether it is money, or in the plant size, is quite limited, and even some enterprises in the start at the beginning is five people in the small workshop or mom and pop stor...

Faced with a large number of aluminum alloy doors and windows brand, dealers are often at a loss and at a loss: the choice of big brand threshold is high, and the competition among the dealers are also very fierce, very few opportunities. If you choose "new brand" or "small brand", a lot of opportun...