Quality Assurance
Our WSV quality system complies with ISO 9001:2000, ISO 14000, ISO18000.
We ensure that all of our production processes maintain international safety and quality standards, whilst our products are tested rigorously and certified for quality assurance. We guaranteed that you can get excellent quality valves from WSV.
Our complete production process from start to finish: design, manufacture and testing, is carried out with highest quality and safety in mind.
For over 20 years, we have established and are continuously improving upon our quality management system.
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Company ’s Quality Policy:
Create brand depends on quality,Erect image depend on fame, Improvement depend on scientific, Innovation depend on pursuance.

Company Quality Objective:
The first acceptable rate of finished product inspection reaches 85%
The qualified rate of finished product leaving factory reaches 100%
The rate of customer satisfaction over 90%