Zhang Dong Electronics Co. Ltd. Is a high-tech enterprise engaging in the research and manufacturing of different series of BOSTON preset cermet potentiometers. Our products are mainly used in the field of precise instrument or meters, post communication, power generating machines and railway signal with characteristics of small-size volume, stable& reliable performance and convenient assembly, etc. Since it was founded, our company had established our own quality assurance system.
<br/>On the principle of Top Quality& Clients First, we will serve for you with reasonable price, prompt supply and excellent service.