Woohchang Co., Ltd. is located in Gwangyang-si, Jeollanam-do, and is led by CEO Song Chung-ok. Its main businesses are wastewater treatment sludge recycling environmental plants and the manufacturing of iron and steel sintering raw materials. It also belongs to other unclassified non-metallic mineral product manufacturing industries and has 7 employees.

"Woohchang Co., Ltd. is a Jeollanam-do-based company specializing in environmental facilities and special machinery manufacturing, established in 2017. It leads the way in industrial waste resource recovery and environmental protection by securing proprietary technology to carbonize wastewater treatment sludge and recover iron oxide."

Business Areas

• Wastewater Treatment Sludge Recycling Environmental Plant Business: Manufactures and constructs environmental facilities that extract effective components by high-temperature carbonization of sludge, a residue from the wastewater treatment process. Based on efficient process design capabilities that can reduce installation and operating costs, it has secured companies located in industrial complexes as its main customer base.
• Manufacturing of Iron and Steel Sintering Raw Materials: Produces sintering raw materials used in manufacturing-based iron and steel processes. This is related to the production of lime pellets, supplying essential materials for the core processes of the steel industry.

Products

• Environmental Facilities Based on Wastewater Treatment Sludge Carbonization and Iron Oxide Recovery Technology: An environmental device utilizing proprietary technology to carbonize wastewater treatment sludge and recover iron oxide. It provides comprehensive environmental management solutions through a compact environmental device with an integrated air pollution prevention system.
• Lime Pellets: A non-metallic mineral product used in the sintering process of iron and steel manufacturing. It is sintered with iron ore and used as a raw material fed into blast furnaces.

Special Notes

• Proprietary Core Technology: Possesses proprietary technology for carbonizing wastewater treatment sludge to recover iron oxide, and is expanding its technology portfolio through continuous R&D investment.
• Providing Eco-friendly Solutions: Contributes to the resource recovery of industrial waste and environmental protection, and continuously introduces innovative solutions that meet the demands of industries emphasizing carbon neutrality and resource circulation.
• Rapid Growth: Sales, which were around 460 million won in 2021, surpassed 1.3 billion won in 2024, showing a steep upward growth trend and solidifying its market position.

💡 A Word from JobPloy
Woohchang Co., Ltd. is a growing company based on proprietary technology in the non-metallic mineral product manufacturing and environmental facilities sectors. Job roles may primarily involve production, quality control, equipment operation, and maintenance. It is important for foreign workers to adhere to safety regulations, understand established process procedures, and have an awareness of environmental protection when performing their duties.