To promote the national industry, produce the super quality steel pipes, satisfy the customer with excellent products and services, promote the quality of social life.
Zheng da Development Vision：
Be the master of super quality.
Making Zhengda to be approbatory.
Be decent man, do great business.
Zhengda Core Value：
Cliff stand highly, as it doesn’t has selfish desire.Broad minded makes one virtuous and the integrity is the most important.
Zhengda Quality Concept：
Ethics and rigorous are the assurance of quality
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