1. A series of tests for ChangZeng hot rolled steel plate have been carried out. It has strictly tested in terms of the performance of the circuit board, plugs, voltage, housing, etc. It is selling well in Southeast Asia, the Middle East, Europe, etc
2. This product is less likely to erode and will stay beautiful for years with little or no maintenance. It will be a good investment for business owners. It is the best for welding, machining or other needs
3. It's production follows strict quality management criteria based on international standards. This product is available with free samples
4. The product outperforms its competitors in all respects, such as performance, durability, and so on. Its heat treatment includes annealed, quenched, tempered, etc
1. Shanghai ChangZeng Metal Co., Ltd. has rich technological strength and leading craft of manufacturing.
2. We uphold friendly and harmonious business ethics. We adopt the marketing techniques that are fair and honest and avoid any advertisement that misleads the customers.