
The development of steel coil in ChangZenghas embarked on a fast track and is in a leading position in the world. ChangZeng's main products include steel beam series. This product has the required reliability. It can run at a particularly high speed without any delay and can work without fatigue. It is the best for welding, machining or other needs. ChangZenghas professionalized its service system to benefit the customer with convenience. It complies with the standards of GB, ASTM, JIS, BS, EN, TOCT, KSD, IS, etc.

Our company has a strong sense of integrity. All employees are expected to comply with ethical practices to ensure that our business is conducted with the highest level of integrity.