HD Engineering Ltd is a Hong Kong based design, engineering and manufacturing company of drilling rigs and equipment for the construction, mining, water well and exploration industries. As part of the Casagrande Group, HD represents synthesis of Western high technology with Eastern intellect and industrial acumen. The HD brand offers specialised options in the manufacturing and supply of foundation equipment for hard rock excavation. Also for down the hole (DTH) hammers, direct and reverse circulation and micro-drilling rigs for DTH.

The Philosophy of HD Engineering Ltd is to design, innovate and manufacture products that embody the latest technology. High quality, maximum reliability and long operational life are pivotal- at the same time being practical and cost effective. HD machines are designed for the people in the field, with products built to serve them better. With constantly evolving design, HD adopts methods, processes and materials that are beneficial to the environment and people.

HD is there to provide solutions to drilling needs. From our modest beginning in 1976, today we are a vibrant company that is internationally recognised, as manufacturer and supplier of quality equipment.