A-TECH CIRCUITS Co., Ltd. will return the sample charge to you when ordering, or deduct them from the order payment. The sample is completely the same as our original product. It is made of the same quality raw materials and also goes through the same manufacturing process. It shares the same value as our product. We require 30% paid upfront and 70% once the production is complete. All payments are typically completed before the product is shipped. The products you order from us, the more favorable payment you'll get.

A-TECH is the largest blind vias pcb production base in China with scale and brand advantages. osp pcb is the main product of A-TECH. It is diverse in variety. The product features excellent noise reduction performance. When sound waves travel through the panels, its fiberglass fibers or foam pores will vibrate and increase friction. A smooth part is added on its PTH line to reduce the roughness of through hole. This product offers exceptional function to meet the evolving application needs of clients’. It has passed AOI which ensures there will be no errors or welding defects.

We aim to conduct all our activities within a framework of good corporate social responsibility (CSR) so that we may go above and beyond the obligations have to our business partners and our employees.