Contact us

  • Wuxi: 4/F Block-C,Liye building, No. 97-1, University Science Park, Linghu Avenue, Wuxi, China
  • Zip Code: 214028
  • Tel: 0510-81193489
  • Beijing: 17F, North Star Times Tower, No. 8, East Beichen Road, Chaoyang District, Beijing
  • Zip Code: 100101
  • Tel: 010-84986088
  • E-mail: mkt@ysten.com
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