1)Any testing be done before shipment?
 Each light has passed the resist shock testing, electrostatic protection testing, 
 waterproof testing ,aging testing and low temperature testing.

2)What about the chip of your light?
 Our lights use watt sufficiently and are made by original brand LED chips.

3)Can I get some samples for test before I place an order?
 Sure, samples will be offered as you requested.

4)OEM is accepted?
 OEM is available with a MOQ.

5)Why buy from us?
 High quality, cost-efficent price, best service and positive attitude.
 The rate of defective light is less than 0.1%.
 Reply ASAP during work time and even off-work time.
 1%~ 10% big discount is available for bulk order.