Sejoy has been focused on blood pressure monitors and other healthcare medical devices since 2002 , We currently have over 1500 workers working with automation equipments and semi-automatic equiment. All products are 100% inspected before shipment. With nearly 20 years production experience with automation to ensure quality consistency, and skilled R&D for keep improving. The quality and accuracy is tested by our clients all over the world. We highly welcome you to be one of our beloved customer.