• TEL:+86 571 89300307 13858008194 （Justin Ying)
  • CHINESE
About Yaotong
About Yaotong
Certificates
Home > About Yaotong > Certificates
  • Commercial Gas Meter Explosion-Proof
  • WGS-G Gas Meter Explosion-Proof
  • IC Card Gas Meter Explosion-Proof
  • Work Safety Standardization Certificate
  • OIML Certificate
  • MID Certificate
  • ISO9001-2015 Chinese Certificate
  • ISO9001-2015 English Certificate
  • EN1359 certificate
  • National Standard Drafting Unit
  • Explosion Proof
  • Type Approval License
<<<123>>>
  • RM 706 Binhai Building, No.480 Jiangnan Street, Hangzhou China
  • +86 571 89300307 13858008194 （Justin Ying)
  • zhengyu.ying@holley.cn
Copyright © 2018-2025 www.beta-gasmeter.cn HANGZHOU YAOTONG IMP & EXP CO., LTD All Rights Reserved
浙ICP备17012124号-2 DESIGN BY:JUX