Yuyao TrongaElectricApplianceCo., Ltd. &Ningbo Chenlume Electrical Technology Co., Ltd. Your Integrated Partner for Custom Electrical Solutions Since 1999Manufacturing Powerhouse: - Operate from our wholly-owned 10,000m²modern factory (Yuyao Tronga Electrical Appliance Co., Ltd.) - 26+ years of technical expertise since founding as Yuyao Simen Novelty Electrical Contact Factory - Vertically integrated processes: Tooling -SMT -Assembly -QC -LogisticsDual-Brand Advantage: - Ningbo Chenlume: Global