HD Hyundai Infracore

HD Hyundai Infracore Co., Ltd. (Korean: 에이치디현대인프라코어; RR: Eichidi Hyeondae Inpeulakoeo), formerly known as Doosan Infracore, was a South Korean company that manufactures construction equipment and commercial and military engines. It was one of the largest construction equipment manufacturers by sales revenue.

Doosan Infracore was acquired by HD Hyundai (former Hyundai Heavy Industries Group) in 2021. The brand name Develon (디벨론) has been used since 2023.

In January 2026, the company was merged into Hyundai's existing HD Construction Equipment company.