Yueqing Hengwei Electronics Co., Ltd. is engaged in designing, developing and producing electronic products. Our company manufactures 4 Types of products: 1. Relays (PCB Relays, Power Relays, Auto Relays, Solid State Relays, Time Relays, and Latching Relays) 2. Sensor Switch(Proximity Switch, Photoelectric Switch) 3. Temperature controller 4. Metal Push Button Switch& Metal Signal Lamp Our company is advanced in production, management and quality. We passed ISO9001:2000 quality ...