Custom steel angle, steel channel, steel manufacturer since 2006

steel products including: steel profiles, steel h beam, 
steel sheet, steel angle, steel channel, steel coil, steel tubing


Changzeng is a leading steel products trading company

Shanghai Changzeng Metal Co., Ltd.

Shanghai Changzeng Metal Co., Ltd. which was founded in 2006 with an initial investment of 20 million RMB, is a leading steel products trading company. After ten year's development, it has now become a company with an annual sales of more than 200,000 tons. The company has our own processing factory, warehouse & sales office.

steel manufacturers-ChangZeng


Company profile


As a professional and comprehensive steel sales company, our products covers different kinds of steel profiles including angle steel, H beam, channel steel, steel bar, checkered plate/coil, steel plate/coil, square tube, rebar, stainless steel, GI/PPGI, etc. We also provide processing service: welding, punching, cutting, bending, painting, etc.

The third party inspection:

SGS,BV,CE,COC,AI and other

Flexible Payment:


Sufficient Stock

Quick Delivery Time,

Long time price validity

Tracking picture of transport:

production,loading pictures

Rich experience

Professional Sale Team

VIP Service and free order

after accumulated order quantity

  • ChangZeng-steel manufacturers
  • ChangZeng-steel angle
  • ChangZeng-steel angle
  • steel manufacturer-steel angle-steel channel-ChangZeng
  • steel manufacturer-steel angle-steel channel-ChangZeng
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