Our service: *Customers can mix our products in one container,but each product should reach our MOQ. *Payment Terms: TT (30% when placing order,the balance should be paid before shipment). *Delivery Time: Normally,30 days for full container, 7-20 days for small order. *Warranty: 1)Please give us a feedback if you felt not pleased with our quality or service. 2)We guarantee most of the accessories,like screws, "L" screwdriver,base pads. 3) Shipping cost is too expensive for us to accept returning defective products. Once customers find it is a defective product when opening the box,do send us emails including pictures,then we can study it and will send replacements at our cost to repair the product if necessary,or compensate a new one in the following new order. Please don't hesitate to contact us for our full line price lists.