Zhengzhou Changcheng Science and Trade Co., Ltd. is an enterprise that integrates research and development, manufacturing, and services. The company's products are widely used in colleges, research institutes, as well as in fields such as biology, chemical engineering, pharmaceuticals, electronics, and materials.

The company currently has three main products: high and low temperature sources and temperature control, vacuum acquisition and control, separation and reaction equipment and control. There are more than ten series and over one hundred models of experimental instruments, including closed refrigeration and heating cycle devices (fluid temperature control systems), circulation coolers, high-temperature circulators, low-temperature constant temperature stirring reaction baths, pilot low-temperature equipment, diaphragm vacuum pumps, circulating water multi-purpose vacuum pumps, vacuum controllers, rotary evaporators, glass reaction kettles, and heat collecting constant temperature magnetic stirring baths.