Padaeng Industry Public Company Limited or “PDI” was founded on April 10, 1981, to engage in the operation of zinc mining and smelting business in Tak province, Thailand. It was the first company in Southeast Asia in zinc mining and smelting, and it had produced high quality zinc for over 30 years. It had specialized in producing special high-grade zinc ingot and zinc alloys used in the galvanizing and die-casting industries. Due to the depletion of the mine, PDI ceased its mining and smelting operations and entered into renewable energy business and real estate business in 2014 and 2019 respectively.

In 2020, The Company highlighted on the hotel and hospitality business to enhance added value in the long term and lead to stable and sustainable growth by managing to own world-class hotel assets: “Four Seasons Hotel Bangkok at Chao Phraya River” and “Capella Bangkok”, along with downsizing the renewable energy business