Zhenda Group

·	Seamless steel tube and pipe for shi..

·	Sleeve pipe

·	Line pipe

·	Seamless carbon steel tubes for high..

·	Cold-drawn seamless low-carbon steel..

·	Seamless ferrite alloy and austeniti..

·	Seamless medium-carbon steel tubes f..

·	Non-plating tubes ,welded hot-dippin..

·	High temperature seamless carbon ste..

·	Seamless steel tubes for petroleum c..

·	Seamless steel tubes for high-pressu..

·	Seamless steel tubes for high pressu..

·	Seamless steel tubes and pipes for l..

·	Seamless steel tubes for liquid serv..

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