... Brightness surface, longlife 3. OEM and ODM provided CLHC100BC Europe Style Wholesale Shopping Trolley 1. Material: carbon steel CQ195 and PP ... treatment: chrome plated, zinc plated, zinc plated+transparent powder coating, double powder coating ect;7. Plastic color: red, blue, yellow;8 ... surface treatment to protect cart from rusting. The products can stand 72 hours salt spray testing.3. All the models ...