Seongji Concrete Co., Ltd. is a concrete product manufacturer headquartered in Wonju, Gangwon Special Self-Governing Province. Its main business is the manufacturing and sales of ready-mix concrete, and it produces a variety of structural concrete products. The representative is Kim Hyun-sung.

Sungji Concrete Co., Ltd. is a company leading technological innovation, going beyond the traditional manufacturing of concrete products. Our core business areas are the development and manufacturing of smart retaining wall systems for disaster prevention incorporating IoT technology, as well as eco-friendly non-point source pollution filtration devices. Moving beyond the simple supply of construction materials, we are striving to go a step further by providing real-time data-based infrastructure safety management solutions.

Business sectors

• Ready-Mix Concrete Manufacturing and Sales: We manufacture and supply high-quality ready-mix concrete required for construction sites. We provide reliable products through a stable quality control system.
• Structural Concrete Product Manufacturing: We produce various secondary concrete products for civil engineering and construction, such as design retaining wall blocks, PC culverts, fishway blocks, waterways, and manholes. We supply integrated unit products that undergo rigorous quality control at our factory.
• Development of Smart Retaining Wall Systems and Eco-friendly Filtration Devices: We are leading technological innovation by developing and manufacturing smart retaining wall systems for disaster prevention incorporating IoT technology and eco-friendly non-point source pollution filtration devices. We provide real-time data-based infrastructure safety management solutions.

Products

• Designer Retaining Wall Blocks: Premium designer retaining wall structural materials that safely support soil or slope pressure. We provide products that combine functionality and aesthetics.
• PC Culvert (Precast Concrete Box Culvert): This is a PC culvert box produced as an integrated unit product under strict quality control in the factory. We manufacture sophisticated products using advanced technology.
• Drainage Pipes and Manholes: We produce drainage pipes of various sizes and square/round manholes required for road and construction sites. We guarantee stable performance as civil engineering and construction materials.

Special Features

• Technological Innovation and Research & Development: We are leading technological innovation beyond traditional concrete product manufacturing, such as the development of smart retaining wall systems incorporating IoT technology and eco-friendly non-point source pollution filtration devices.
• Diverse Product Line and Quality Control: We produce not only ready-mix concrete but also various secondary concrete products such as design retaining wall blocks, PC culverts, water pipes, and manholes, and supply reliable products through thorough quality control.
• Stable, locally based business operations: Located in Wonju, Gangwon Special Self-Governing Province, we contribute to local construction and civil engineering projects. We have maintained stable business operations for over 14 years.

Job Information

• Main positions being recruited: We are primarily hiring for positions such as the Director of Quality Research for Ready-Mix Concrete and Secondary Products, and Concrete Product Production Staff.
• Benefits: We provide the four major insurances, including National Pension, Employment Insurance, Industrial Accident Insurance, and Health Insurance. Other benefits include bi-weekly days off, annual leave, holiday gifts/bonuses, lunch support, work uniform support, and an on-site cafeteria.

💡 A word from Jobploy
Seongji Concrete Co., Ltd. is a solid concrete product manufacturing company located in Wonju, Gangwon-do. We are committed to technological innovation and quality control while producing a wide range of construction materials. This will be a great opportunity for you to demonstrate your capabilities and grow with the company. We support you in pursuing your dreams in a stable environment.