... Load Capacity:30KGS 4.Wheel size:90mm Folding Shopping Trolley Cart *This light weight, collapsible, portable, on wheels ... YONGSHIDA HARDWARE CO., LTDis to be the best trolley company in China. Our company specializes in ... producing folding trolleys, luggage carts, shopping carts, shopping trolley bag, shopping basket, wheels, shopping bags and so ... Flow Chart of Product Folding Shopping Trolley Cart