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How much does Datan spends on research every year?

addtime:2014-11-10 17:48:27 | editor:admin read:2785 【word size:Big middle small
DATAN uses 6-8% of the sales in research, and will bring new model, new technology to the market. DATAN’s so many technology is in leading of China and the number of patents is No.1 in china.
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