Changshin Machinery Manufacturing is a specialized environmental equipment company established in 1983, developing and manufacturing agitators and reducers for water and wastewater treatment. With over 40 years of experience and technological expertise, we contribute to the environmental industry by supplying core equipment to major domestic and international water treatment facilities.

"Since its establishment in 1983, Changshin Machinery Manufacturing has been a specialized environmental equipment company that has developed and manufactured agitators and reducers for water and wastewater treatment, based on over 40 years of experience and technological expertise. Our products, perfected through continuous technological development and thorough quality control, are highly evaluated and trusted by major domestic water and sewage treatment plants, as well as global companies such as Samsung Electronics, SK Hynix, and LG."

Business Areas

• Manufacturing of Agitators and Reducers for Water Treatment: We specialize in manufacturing various types of agitators and reducers required for water treatment facilities such as sewage treatment plants, water purification plants, and wastewater treatment plants.
• Development of Cycloid Reducers: We independently localize and supply cycloid reducers, which are used for driving water treatment and industrial machinery requiring high torque and strong driving force, with our own technology.
• Turntable Manufacturing: We manufacture various turntables, including a product line of turntable reducers used for driving sludge collectors in circular sedimentation tanks.

Products

• Agitator: We produce various types of agitators for water treatment, including multi-shaft agitators, digester agitators, injection hole agitators, hydro-feed agitators, scraper agitators, and aerators.
• Reducer: We provide reducers necessary for driving water treatment and industrial machinery, such as cycloid reducers, turntable reducers, and flange-type reducers.

Special Notes

• Unique Technology and Localization: Based on over 40 years of accumulated experience and technological expertise since our establishment in 1983, we have succeeded in 100% in-house production or localization of core components and equipment such as agitators and reducers.
• Contribution to Environmental Industry and Supply to Large Corporations: We are making significant contributions to the environmental industry by supplying core equipment to domestic water and wastewater treatment plants, as well as wastewater treatment facilities of large corporations such as Samsung Electronics, SK Hynix, and LG.
• Continuous Research and Development and Certifications: We have established a technology research institute to invest in the development of new technologies and products, and we hold various patents and certifications, including the development of the world's first single-power multi-shaft agitator.

Recruitment Information

• Main Hiring Positions: We primarily recruit for production positions (lathe operators - general purpose, CNC) and assembly line roles, seeking diligent and motivated employees.
• Benefits: We provide the four major insurances (National Pension, Medical Insurance, Industrial Accident Compensation Insurance, Employment Insurance), and offer benefits and compensation systems such as incentives, retirement pensions, regular bonuses, and performance bonuses.

💡 A Word from JobPloy
Changshin Machinery Manufacturing is a company that manufactures mechanical equipment for water treatment, mainly producing products such as agitators and reducers. You are likely to work in production or assembly, and experience operating machines like lathes or CNC machines can be advantageous. Benefits such as four major insurances, incentives, and performance bonuses are provided, offering an opportunity to work stably and learn skills.