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    3. What We Do ?

       Ningbo Defa Technology Co.,Ltd. is located in the southern outskirts of Ningbo City, near Ningbo airport and seaport, very convenient to transportation. The company is about 12,000 square meters and has already invested total RMB 8,600,000 for its prducts and equipments. DFH is the mother manufacturer company of three factories: Aluminum Profile ...

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