address：
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Jinling  Industrial part B ,Hongxiang 4 Road,Chengyang District,Qingdao, China.

Email：
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Jianni ：nijian@holdmat.com
Shirly：sale@holdmat.com


TEL：+86 18615198856     

FAX: +86 0532 89087608
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Website：
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www.holdmat.cn