Hello friend, if you are living in the area, where is very hot in summer time, and you are looking for an alternative to reduce the heat into your house or your lovely car, there is a solution.

Shenzhen Duona Technology Co.,Ltd, is a professional company of Nano materials. Our latest product is Nano glass coating, which has the excellent feature of transparent/ heat insulation/ energy conservation/ environmental protection. We have gained Independent intellectual property rights, patent No:200910108256.3/200920133041.2, ect.

The registered capital is ten million, the output is 100 tons per year. Our stand factory is located in Bao'an district, Shenzhen, it also produces more than 2 million square meter of coated glass every year.

Our company have pasted the "Shenzhen building energy saving five new product evaluation" of Shenzhen construction bureau, "the technological achievement identification" of science and technology bureau; become the Editor unit of Chinese Rural Development industrial standard "Menchuangmuqiang Nano heat insulation coated glass" and the Participated units of "transparent heat insulation coating for building glass". What is more, we also past the USA detection stand of energy saving materials.

After long term research of the product's feature, we have gotten the technology of appling the nano heat insulation coating to glass's face. As the product launching to the market, it has brought the responsive but revolutionary of heat insulation glass industry and huge benefit of upgrading of products.
We are always devoted our efforts to improve the people's life quality, by allowing the user to enjoy energy-saving and comfortable life style,  the nano product is bringing more and more benefit to the people and society.
Welcome you to join us.