Ding Ao Springs Metal Technology Limited.

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  Add：No. 12 Hulong road, Tiantoujiao Village, Qiaotou Town, Dongguan City, Guangdong Province China
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  Branch Add：No. 2 Yinhe 6 road, Shishuikou Village, Qiaotou Town, Dongguan City, Guangdong Province, China
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  Tel：+86-769-8189 3660
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  Fax：+86-769-8189 3760
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  Mob：+86-156 2682 7345 (Miss Liu)
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  E-mail：demi@dasprings.com
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  Website：www.dasprings.com