Sand, the raw material of semiconductor. Sand, a tiny substance driving the advancement of technology. We follow the footprints of sand! We engage in distributing high-quality semiconductor products to our customers over the world! We assist our customers to implement their innovative ideas! Castle Peak Heritage Limited (CPH) is a valued added semiconductor product and electronic devices distributor. Our mission is to provide technical support and sales service to customers. Our vision is to improve the living quality of human beings by assisting our customers to produce high-quality electronic products.