Dongguan BoYi Electronics Co., Ltd - Precision Electronic Components Solution Expert (Est. 2004) Company Overview Founded in 2004, Dongguan BoYi Electronics Co., Ltd is a National High-Tech Enterprise specializing in R&D and manufacturing of precision potentiometers, encoders, and rotary switches. Headquartered in Dongguan - China's electronics manufacturing hub, we operate a 10, 000 modern production facility with fully automated lines and imported testing equipment. With an annual output exceeding 50 million units, our products are exported to 30+ countries including USA, Germany, Japan, and South Korea, serving global clients with reliable component solutions. Core Competencies Precision Manufacturing Excellence Uses Japanese-imported carbon film materials and Swiss precision machining technology Potentiometer linear accuracy: ± 0.05%, rotational lifespan: 100, 000+ cycles Certified with ISO9001: 2015, RoHS, and REACH compliance Deep Customization Capability Fully customizable resistance value (100Ω -2MΩ ), shaft type (D-shaft/splined shaft), and size (5mm-50mm) 7-day rapid prototyping for harsh environments (military/automotive applications) with IP67 waterproof and -40º C~125º C tolerance Comprehensive Product Portfolio Product Line Key Models & Features Potentiometers Single/multi-turn precision, waterproof (IP67), long-life (500K cycles) Encoders Optical/magnetic (100-6000 PPR), absolute/incremental Rotary Switches 2-24 positions, high-temp resistant (150º C), dust-proof Global Applications Consumer Electronics: Audio equipment volume control, home appliance panels Automotive Electronics: Dashboard instruments, steering wheel modules (automotive-grade certified) Industrial Automation: PLCs, servo motor position feedback Medical Devices: Ventilator precision adjustment, monitor calibration