Its core products include nanoscale PTC/NTC thermistors and sensors, MOV/TMOV varistors, SPD surge protective devices and ceramic (Y-class) capacitors. WEILIN also acts as a global distributor of Nippon Chemi-Con (NCC) electrolytic capacitors.

Certified to UL, VDE, TUV, CQC and ISO9001/14001 standards, the company holds S&T Innovation Awards from the Chinese Institute of Electronics and Chinese/U.S. patents on nano-electrode technology; its components serve over-current/over-temperature protection, temperature sensing, inverter appliances, NEV, communications and industrial control applications.