The brand JIERR is based in Shenzhen, Guangdong Province and functions as the resistor and capacitor business division of Zhuhai Hongjiacheng Technology Co., Ltd. It is a high - tech enterprise dedicated to the integrated R & D, production, and sales of resistors and capacitors. JIERR's main products cover a wide range, including lead - type aluminum electrolytic capacitors, surface - mount device (SMD) aluminum electrolytic capacitors, snap - in aluminum electrolytic capacitors, SMD solid capacitors, through - hole solid capacitors, SMD solid - liquid hybrid capacitors, solid - liquid hybrid through - hole capacitors, alloy resistors, and so on. These products find extensive applications in high - tech sectors such as household appliances, PC power supplies, instrument security electronics, switching power supplies, display power supplies, mobile power supplies, and the automotive industry. Since its inception, the company has consistently adhered to the unremitting pursuit of quality and innovation. It has been steadily progressing in the industry with a small yet highly efficient operation model. The company strictly adheres to the ISO9001 quality management system and EU ROHS requirements. Moreover, it continuously introduces advanced on - site management approaches and implements effective quality control techniques. It has been making great efforts to offer customers high - quality products and the best - fit solutions. The company actively and enthusiastically cooperates with customers to create high - quality and stable products that can meet customers' satisfaction, all while maintaining a responsible attitude towards after - sales service, always ready to address any issues promptly and effectively.