Padaeng Industry Public Company Limited is a Thailand-based company engaged in the operation of zinc mining and smelting business. The Company operates Mae Sod Mine to mine zinc ore in Tak province, Thailand; Tak refining for zinc refinery, and Rayong roaster. The Company produces and distributes zinc ingots, zinc metal, zinc alloy and by-products, such as sulphuric acid and copper cathode under the brand name PADAENG THAILAND. The Company also provides technical services including plant engineering and technical consulting, chemical analysis and problem solving for zinc-using customers, such as galvanizers and die-casters. The Company’s subsidiaries comprise Padaeng Properties Co., Ltd., Puthep Co., Ltd., Padaeng Industry (Laos) Co., Ltd., PDI Eco Co., Ltd, PDI Energy Co., Ltd. and Ton Sangkasi Pte Ltd.