Mainly there are pre-sale and after-sale services for steel plate . The pre-sale service includes product quotation and custom service. The after-sale service includes solutions in use, maintenance and repair.
With its specialized know-how in the industry, Shanghai ChangZeng Metal Co., Ltd. has been recognized as a reliable partner by customers in the manufacturing of steel beam. ChangZeng's steel beam series include multiple types. ChangZeng steel tubing has gained accreditations from different countries. These certificates include the EU mark, CE mark, CCC mark, and BEAB approved mark. It is not subject to yield-point runout and can, therefore, require low levels of maintenance. The product features good filter fineness. The filter elements such as the filter membranes have amazing impurities absorption capacity to enhance the filtering effect. Its form or shape can be Bar, Rod, Tube, Pipe, Plate, Sheet, Structural, etc.
Achieving sustainable development plans becomes vital in our business growth. We are looking for cleaner materials and create sustainable alternatives to the current packaging materials.
