Queenstone Co., Limited as the branch of Shanghai Magnet & Biotech Co., Ltd. which established in 1993 is a manufacturer and distributor of durable medical equipment, mobility aids, home care products with CE and FDA certificate. We have exported electric scooter, electric wheelchair, patient hoist lift, knee walker and other medical related products and accessories all over the world. After 7 years development, Queenstone is specialized in the design and manufacturer of OEM product for customers and has plenty of experience in customized products to meet market needs. Queenstone is established a well-trained sales team in which all members are aim to provide the best service to customers.In Queenstone, the experienced engineers can solve product related problems promptly and provide the best suggestions to help customers choose the right products. Queenstone is always aim to provide customers the Best Passionate Service, Competitive Price and offer Attractive Flexible Payment Terms.