As a member of China Power Supply Society, Changzhou Chenglian Power Supply Manufacturing Co., Ltd is a hi-tech enterprise, specializing in the research, development and production of AC/DC, DC/DC series switching power supply, adapter, and DC/AC inverter, etc. It is located at Baizhang Industrial Park, Changzhou City, Jiangsu Province.

Our products are widely used in many industries, such as LED display screen industry, postal service, communications industry, power industry, instrument and meter industry, semiconductor refrigeration and heating industry, medical equipment industry, monitor system industry, automatic control industry, and railway signal industry, etc.

We pay a great attention to the introduction and cultivation of talents, have a group of high quality professionals, and always invite professors from Shanghai Jiao Tong University to our company, so as to make instruction and training to our technicians.

We carry out the "5S" management and tenet of "survival by quality, and development by efficiency". We have passed the certification of ISO9001 Quality Management System, and other certifications, such as 3C, CE, GS, SGS, PSE, and SAA, etc.

All of our products have been treated by high temperature ageing, and the up-to-standard rate for first aging is over 99%, with annual repair rate lower than 3%.

Our products are exported to Germany, Singapore, Australia, and South Africa, etc, and we have also established dozens of sales network in big cities of China, such as Beijing, Shanghai, and so on, with perfect quality tracing and after-sale service system, so as to provide our customers with prompt, thorough, and all-around services. There are the same quantities of standard products in stock in our headquarters and sales networks, which can meet your special demands. If you can not find the model you expect, then our engineers will provide you in time with corresponding power solutions and develop power supply according to your special requirements when they find out what you want. It is our honor to establish a long-term cooperative relationship with you!