... (Previous Year) Knee Support, Wrist Support, Elbow Support, Ankle Support, Back Support 9,000,000 Pcs. 4,100,000 Pcs. Export ... Scope: Production and Distribution of Medical Neck Brace, Medical Shoulder Brace, Medical Chest /Rib Support, Medical Back Brace, and etc 2011/03/03 --- 2014 ...