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  • Email:

    ytswgj@163.com

  • Telephone:

    +86 535-6223958

  • Mobile phone:

    +86 13165359507

  • Address：

    Room 1903,No.16,Xingyuan Road,Zhifu District,Yantai City,Shandong Province, China
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Contact number：+86 (535)-6223958 Email：ytswgj@163.com Address：Room 1903,No.16,Xingyuan Road,Zhifu District,Yantai City,Shandong Province, China Mobile phone： +86 13165359507