TECHNOLOGY
Wastewater Sludge Solubilizers
Relevant certifications and patents
Innovative Product Designation Certificate
Patent for enzyme for oxidative fermentation decomposition for reducing organic wastes such as sewage sludge, sewage oni, animal and vegetable wastes and reducing odor and manufacturing method thereof
Sewage Treatment Plant Sewage Coagulant Fermentation Drying Apparatus
and method patents
Patent for an odor removal device for organic waste treatment
Corporate Affiliated Research Institute Recognition
Certificate of Venture
Patent 2023-0166595 Application Proof of Origin
Patent 2022-0157049 Application Proof of Origin
The societal challenges of sewage sludge treatment
Sludge generated from sewage and wastewater treatment plants is 9 million tons/year, and the cost of treatment is 1.4 trillion won/year, increasing year by year, and the cost of treatment is increasing due to the continuous decrease in recycling methods (composting, fueling) among existing sludge treatment methods.




Problems in the field
Problem 1
Sewage and Wastewater Excess Sludge
Increased operating costs due to increased generation
(labor, treatment, chemicals)
Problem 2
Organic Snow Waste Biogasification
Poor facility methane gas generation efficiency
Excessive facility and operating costs
Problem 3
Landfill Bans for Organic Waste
recycling and incineration
Cost of disposal and securing a disposal site
Solutions
High concentration of radicals – highly oxidizing processes
Oxidizer + nano bubbles + ultrasonic + IoT technologies are combined to oxidize and degrade excess sludge from sewage and wastewater treatment plants and make it soluble by breaking the sludge (microbial) cell wall.
- Reduction of surplus sludge by decomposing and reusing it for solubilization
- Reduced waste generation by more than 60% through reuse in sewage and wastewater treatment processes and reduced operating costs such as treatment fees
- Increased dehydration efficiency (over 60%)
- Reuse of dewatering filtrate as an organic carbon source
- Increased biogas production by utilizing surplus sludge
- Reduced residue generation for easier final processing
- Reduces the amount of organic waste generated (>70%)
- Meets incineration standards (less than 70% moisture content)
Water and wastewater treatment processes

Economic comparison to traditional processing systems
Item | Existing Capacity | Our Product Capacity |
---|---|---|
Sludge Cake Generation | 1 ton/day | 0.3 ton/day |
Processing Cost | 200,000 KRW/ton | 75,000 KRW/ton |
Installation Cost | Existing Dewatering Machine | 3 billion KRW |
Payback Period | - | 2~3 years |
Efficiency Comparison | · Moisture content over 82% → Increased processing cost · Final disposal via landfill & incineration → Landfill shortage · Cost incurred → 250,000~300,000 KRW/ton · Increased environmental pollution |
· Moisture content below 60% · Improved recycling efficiency · 80% reduction in processing cost · Reduced environmental pollution & carbon neutrality (ESG) |

3D Process Flowchart

H&M BIO
H&M BIO Co., Ltd. leads the future as an environmental steward that protects our planet and the environment by recycling and reducing organic waste
by recycling and reducing discarded organic waste.
H&M Bio Co., Ltd. will contribute to achieving carbon neutrality.
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CEO | Lee Myung-Oh
Company name | H&M Bio Co., Ltd.
Business license number | 579-86-01950
Headquarters | #305, 22, Suncheonhyang-ro, Sinchang-myeon, Asan-si, Chungcheongnam-do, Korea (Suncheonhyang University Entrepreneur Center)
Telephone |041-545-6541 E-mail | hnmbioesg@gmail.com