Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time consuming stress of component procurement and assembly. In order to meet customers' request and market developing trends, Sunthone develops into a one-stop solutions provider.Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time consuming stress of component procurement and assembly. In order to meet customers' request and market developing trends, Sunthone develops into a one-stop solutions provider.Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time consuming stress of component procurement and assembly. In order to meet customers' request and market developing trends, Sunthone develops into a one-stop solutions provider.