We have professional trading people to ensure you good service. After more than 40 years, our products have been exporting to more than 100 countries and regions in the world. All of our customers are very satisfied with our products and service.If you need butterfly valve china manufacturers,please contact us.

Product enforce standard 

Design spec: GB/T 12238

Face to face: GB/T 12221

Flange end: JB/T 78, JB/T 79

Test & check: GB/T 13927

Marking: GB/T 12220

Supply: JB/T 7928