Jinseong Co., Ltd. is a specialized precast concrete (PC) manufacturing company established in 2009 and headquartered in Sangju-si, Gyeongsangbuk-do. Under the management of CEO Cho Jin-woo, the company has secured unique patented methods in the manufacturing of shear-reinforced hollow slabs and hollow panels, supplying high-quality construction materials to the market.

"Jinseong Co., Ltd., established in 2009 and headquartered in Sangju-si, Gyeongsangbuk-do, is a specialized precast concrete (PC) manufacturing company leading production innovation in the construction industry. Under the expert management of CEO Cho Jin-woo, the company has secured unique patented methods in the manufacturing of shear-reinforced hollow slabs and hollow panels, supplying high-quality construction materials to the market. Achieving approximately 19.9 billion KRW in sales in 2023, the company recorded remarkable growth, nearly 10 times that of 2018, and has been recognized as a hidden champion with the best technology in the region, having received the Grand Prize at the Sangju City Entrepreneur Awards. Through continuous R&D and thorough quality control, we are striving to become the best PC solution partner, simultaneously ensuring safety and economic efficiency at construction sites."

Business Areas

• Specialized Production of Precast Concrete (PC) Structures: Jinseong Co., Ltd. primarily produces pre-manufactured PC hollow slabs and hollow panels in factories, supplying them to large construction sites. Utilizing unique prefabricated mold methods and prestressing strand installation technology, the company produces high-value-added products that reduce construction errors and significantly shorten on-site construction periods.

Products

• PC Hollow Slabs and Hollow Panels: We provide an economical construction method through a hollow structure that reduces concrete usage while maintaining strength. It has a high adoption rate in large construction companies and government-contracted construction sites.

Special Notes

• Unique Technology and Growth Potential: The company has secured unique patented methods in the manufacturing of shear-reinforced hollow slabs and hollow panels. It has achieved remarkable growth, with sales in 2023 increasing approximately 10 times compared to 2018.
• High-Quality and Economical Solutions: Through continuous R&D and thorough quality control, we provide PC solutions that simultaneously ensure safety and economic efficiency at construction sites. The hollow structure reduces concrete usage while maintaining strength.
• Contribution and Recognition in the Local Community: The company was awarded the Grand Prize at the Sangju City Entrepreneur Awards, recognizing it as a hidden champion with the best technology in the region.

💡 A Word from JobPloy
Jinseong Co., Ltd. is a company specializing in the manufacturing of precast concrete products, and it is expected that there will be many roles primarily in production and quality control. Adherence to safety regulations and the ability to collaborate with colleagues are important, and as a company growing based on its technology, it can be a good opportunity if you have a willingness to learn in related fields.