The instruction manual for countersink pcb is given by A-TECH CIRCUITS Co., Ltd.. Packing a carefully-compiled and well-printed manual with detailed descriptions about the use, installation, and maintenance methods along with the product, we aim to provide customers with a satisfying experience. On the first page of the manual, step-by-step sum-up regarding installation, use, and maintenance is clearly shown in English. Furthermore, there are some exquisitely-printed pictures displaying every part of the product in detail. You can also ask our staff for the Electronic version of the manual and they will send it through e-mail.

A-TECH is located in one of the planet's most productive blind vias pcb areas. A-TECH's main products include pcb manufacturing series. High bacteria resistance is one of its biggest points. Its surface has been treated with a kind of specific antibiotic constituent which can kill the bacteria effectively. Its solder mask can be offered with green, blue, white, black, yellow, and red colors. This product has gained enormous appreciation in the market as it has a wide range of application. With a solder mask, it enjoys a good electrical insulation property.

We are innovative: We embrace innovation, it’s at our core. We always put customers’ needs first – we go the extra mile.