Shenzhen Sunwoald Electronics Co., Ltd. is engaged in the development, production, sale and services of proximity switches, flow switches, door magnetic switches, magnetic reed relays and infrared sensors. Our products are applied in home appliances, automobiles, machinery, electronics, communication equipment, metallurgy, power generation, shipbuilding, petrochemical, food, waste water/water purification processing, pharmaceutical, chemical, steel, mining, oil equipment, temperature monitoring, boilers, large air-conditioning and other industries. We can meet the demands of users in...