Welcome to the website of green ring technology (Tianjin) Co., Ltd!

  • 022-29398436

contact us

If you have any questions, please contact us!

CONTACT US

  • Tel

    17612237940/13002245640

  • Fax

    022-29398436

  • Post Code

    300000

  • E-meil

    tjlhkj@tjlh.com

  • Website

    www.tjgreenring.com