Shenzhen Ruilongyuan Electronics Co., Ltd. was established in 2009 and is a national high-tech enterprise; it specializes in the development, design, manufacturing and marketing of overvoltage and overcurrent components and products. Ruilongyuan’s main products are Gas discharge tube(GDT),Transient voltage suppressors diodes (TVS),Thyristor surge suppressors（TSS),Protection device TVS/ESD arrays(ESD),Positive thermal coefficent(PTC),Metal oxide varirtors(MOV) And other series of surge protection components and surge suppressors, with a number of inventions and utility model patents. Ruilongyuan has built a surge product compliance inspection center, which can complete various reliability test items such as T1, T2, and T3 surge tests, electrostatic withstand voltage tests, and thermal stability tests. Ruilongyuan regards ensuring product quality and ensuring customer equipment safety as its service tenet. Ruilongyuan Electronics adheres to the development path of independent brand and independent innovation to build the RUILON brand. In the future, Ruilongyuan Electronics will continue to strengthen product technology updates and market investment, continue to optimize product structure, extend market influence, and strive to become an international brand.