Yes. Shenzhen Sanyi Technology Co., LTD will arrange a sample charge refund once an order is placed. Generally, we will set up a refund mechanism for customers who would like to place an order with a product quantity higher than the minimum order quantity set by us. The samples are only provided for free in the case of customers having a desire for further cooperation. Sanyi guarantees offering samples with the same quality as the ordinary product, which has a high pass rate. Moreover, we offer discounts for large orders to maximize mutual benefits.
With rich production experience for power supply manufacturer, Sanyi can guarantee high quality. The led power supply
series is available in a wide range of types and specifications. Our design for power supply manufacturer is more human-centered than other company. This product cools by free air convection. Sanyi set up an integrated series of quality assurance system to ensure the power adapter quality. It operates almost silently at low and medium loads.
we believes that strong enterprise culture will guarantee its relatively strong market competitiveness. Check now!