Sejong Underground Co., Ltd. is a company led by CEO Maeng Heung-woo, located in Bugang-myeon, Sejong Special Self-Governing City, and its main business is silica mining. The company is also active in the field of other non-metallic mineral mining and is pursuing future value businesses utilizing Sejong World Cave, a large artificial cave space.

Sejong Underground Co., Ltd. is a company that creates sustainable and innovative cave spaces (Sejong World Cave) by combining nature and technology. Since 2010, we have been excavating a silica mine using the excavation method to develop a massive underground space spanning 500,000 square meters into a future-oriented business hub. Utilizing Korea's first large-scale artificial cave, we are creating innovative spaces for various business sectors.

Business sectors

• Silica Mining: Sejong Underground Co., Ltd. engages in silica mining as its main business and conducts activities involving the extraction of construction stone and the production of crushed stone. Since 2010, it has been developing underground spaces by excavating silica mines using the excavation method.
• Sejong World Cave Development and Utilization: We are creating Sejong World Cave, a sustainable and innovative cave space that combines nature and technology. We are pursuing future value projects that utilize this large artificial cave space as a logistics complex, data center, and cultural tourism complex.

Products

• Silica and Stone: We extract stone (silica) as our main product and are also involved in the manufacture of ready-mix concrete using it. We utilize the rocks generated through mining as the mineral silica.
• Sejong World Cave Space: We offer Sejong World Cave, a massive underground cave space spanning 500,000 square meters. This space is scheduled to be developed for various uses, including logistics, data centers, and smart farms.

Special Features

• Innovative Underground Space Development: We create Sejong World Cave, a sustainable and innovative cave space that combines nature and technology. We are a leading company that creates innovative spaces for various business sectors by utilizing Korea's first large-scale artificial cave.
• Future-oriented Business Hub: Since 2010, we have developed a massive underground space spanning 500,000 square meters by excavating a silica mine using the excavation method. We are developing this into a future-oriented business hub by utilizing it for logistics complexes, data centers, outlet shopping centers, and cultural and tourism complexes.

Job Information

• Key Recruitment Positions: Mining-related roles (mining, production management, etc.), cave space development and operation roles (facility management, planning, etc.), construction stone processing and distribution roles

💡 A word from Jobploy
Sejong Underground is a company with a unique vision of utilizing large-scale artificial cave spaces for various future businesses based on silica mining. This can be a new opportunity for foreign workers interested in mining expertise, underground facility management, or innovative business sectors such as smart farms and data centers within the caves. You will be able to gain experience working in an environment where traditional mining and cutting-edge technology are fused.