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NO. 4955 Shangyuan Road, caotan Ecological Industrial Park, Xi'an Economic and Technological Development Zone, Shaanxi Province

Tel：Marketing +86-29-86196289

After-sales：+86-29-86531458
Fax：029-86196286
E-mail：Domestic sales：sales4@oephotonics.com
E-mail：Overseas sales：oe@oephotonics.com

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After sales service

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