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青岛

电话：0532-85930276

传真：0532-85930010

邮箱：zhengquan@longertek.com


莱芜

电话：0634-8802310


  • Qingdao

    Add:20th Floor, Building G2, Qingdao Software Park, 288 Ningxia Road, Qingdao

    Tel: 0532-85922957

    Postcode:266071

    Fax：0532- 85938911

  • Laiwu

    Add:No. 006, Jiulongshan Road, Laiwu High-tech Zone, Jinan City

    Tel: 0531-78802310

    Postcode:271100

    Fax：0531-78802090

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