For over 20 years, we’ve built and operated environmental infrastructure across Taiwan.
Our facilities span the island, serving municipalities and industries with water treatment, renewable energy, and resource recovery solutions.
Taiwan’s first high-tech industrial water reclamation plant
Taiwan’s first sewage sewer system BOT project
We’re grateful for the recognition received over the years. Behind every award and certification lies our team’s dedication, our clients’ trust, and our commitment to quality.
16th - Shuinan Trade and Economic Park WWTP construction (with 3-year O&M)
19th - Fengyuan WWTP Construction Phase 1
21st - Yilan WWTP
22nd - Shuinan Trade and Economic Park WWTP
17th - Guanyin Industrial Park WWTP
18th - Luodong Sewage Sewer System
Dihua WWTP Facility Renovation Engineering - 2020 / 2022 / 2023
2020
1st - Yongkang Water Resource and Reclamation Center
7th - Waipu
Gold - Fengyuan
Gold - Fengyuan
Silver - Lugang
Silver - Changhua
2021 - Reuse Environmental
Luodong
Nanzi
Yilan
Futian
Fengyuan
Taipei Office
Futian
Guanyin
Fengyuan
Futian
Yongkang
Luodong
Chimei
Nanzi
Nanzi
Luodong
Central Taiwan Science Park
Futian
Changhua
Yongkang
Pingtung Technology Industrial Park
Taichung Port Technology Industrial Park
Erlin
Fengyuan
Guanyin Industrial Park
Yongkang
Luodong
Engineering a Sustainable Future for Taiwan
HQ | 3F, No. 99, Jilin Rd., Zhongshan Dist., Taipei, Taiwan | 02-2100-2195
Taipei | 12F, No. 112, Sec. 2, Chang’an E. Rd., Zhongshan Dist., Taipei, Taiwan | 02-2516-8358
HQ
3F, No. 99, Jilin Rd., Zhongshan Dist., Taipei, Taiwan
02-2100-2195
Taipei Office
12F, No. 112, Sec. 2, Chang’an E. Rd., Zhongshan Dist., Taipei, Taiwan
02-2516-8358
©2025 FOREST WATER ENVIRONMENTAL ENGINEERING CO., LTD. All Rights Reserved
Project Type: Design-Build-Operate (DBO)
Treatment Capacity: 87,000 CMD design capacity for wastewater treatment. Phase I operational: 29,000 CMD wastewater treatment. Reclaimed water supply: 8,000 CMD (2022) expanded to 15,500 CMD (2024)
Service Period: 2022-2037
Client: Tainan City Water Resources Bureau
Project Overview:
Facing intensifying water scarcity and climate challenges in southern Taiwan, the Yongkang Water Reclamation Center represents a transformative solution for sustainable water management. As Taiwan’s first facility dedicated to supplying reclaimed water to high-tech industries, we’ve created a reliable secondary water source that reduces competition between industrial and residential water needs.
Pioneering Water Reuse: Every Drop Counts Twice
Our facility transforms municipal wastewater into industrial-grade reclaimed water, establishing a sustainable water cycle that serves both environmental protection and economic development.
Award-Winning Operational Excellence
Advanced Treatment Integration
Our multi-barrier treatment system combines A²O+MBR, single-pass two-stage RO, and advanced phosphorus removal to consistently exceed reclaimed water standards (BOD≤20 mg/L, SS≤20 mg/L, TN≤15 mg/L, TP≤2.0 mg/L), while maintaining environmental discharge requirements.
Project Type: Build-Operate-Transfer (BOT) for Kaohsiung Nanzi Wastewater System
Treatment Capacity: 75,000 CMD average daily treatment
Service Period: 2006-2041
Client: Kaohsiung City Water Resources Bureau
Project Overview:
Green Mountain Forest Development Corporation pioneered Taiwan’s first wastewater BOT project, investing NT$5 billion to build and operate the Nanzi Wastewater Treatment Plant and comprehensive sewer network. The system serves 5,200 hectares across Nanzi District, Kezailiao, Zuoying Military District, Dashe, and Renwu, processing 75,000 CMD of wastewater.
Environmental Education Leadership
Strategically located adjacent to Yuanzhonggang Wetland, our green-certified facility became the “Nanzi Water Environmental Education Center” in July 2023. Through partnership with the Taiwan Wetland Protection League, we’ve created a platform for environmental education that connects water treatment technology with ecosystem preservation, fostering community understanding of sustainable water management.
Building Water-Smart Communities
Beyond treatment operations, we’re cultivating environmental stewardship through education programs, wetland conservation initiatives, and community engagement—demonstrating how infrastructure can enhance both urban development and ecological health.
🔗 Kaohsiung Nanzi Wastewater Treatment Plant Official Website
Project Type: Science Park Wastewater System O&M Services
Treatment Capacity: 163,000 CMD design capacity; Current operation: 75,000-84,000 CMD
Service Period: 2015-Present (Continuous renewal)
Client: Central Taiwan Science Park Administration
Project Overview:
As the largest wastewater treatment facility in the Central Taiwan Science Park system, we manage advanced tertiary treatment processes that protect local watersheds while supporting Taiwan’s high-tech industrial growth. Our decade-long operational excellence has established industry benchmarks for environmental management and sustainable operations.
Industry-Leading Certifications & Achievements:
Innovation in Sustainability:
Creating Value Beyond Compliance
Our commitment extends beyond regulatory requirements—we’ve transformed an industrial facility into an educational resource, demonstrating how operational excellence and environmental stewardship create shared value for industry and community.
🔗 CTSP Taichung WWTP Environmental Education Center – Facebook
Project Type: Anaerobic Digestion / Renewable Energy Generation
Processing Capacity: 30,000 tons food waste annually / 3 million kWh green electricity
Service Period: 2017-2042
Client: Taichung City Environmental Protection Bureau
Project Overview:
Through a ROT partnership with Taichung City Government, Heshan Forest Green Energy transformed the Waipu facility into Taiwan’s pioneering food waste-to-energy plant. Our anaerobic digestion system converts organic waste into biogas for electricity generation, while digestate byproducts support agricultural applications—exemplifying circular economy principles in action.
Six Years of Proven Performance:
Recognition & Impact:
From Waste to Resource
Our facility demonstrates how innovative technology transforms environmental challenges into renewable energy opportunities. By converting food waste into clean energy and agricultural resources, we’re closing the loop on organic waste while contributing to Taiwan’s renewable energy targets.
Educational Hub for Sustainability
Beyond operations, the facility serves as a living laboratory for circular economy education, inspiring communities to reimagine waste as a valuable resource.
🎦 Pioneering Food Waste-to-Energy Technology: Taichung Waipu Green Energy Park – YouTube
Project Type: Build & 15-Year O&M Contract
Production Capacity: 6,000 tons/day
Service Period: 2023-2038
Client: Taiwan Water Corporation District 7
Securing Penghu’s Water Future
Climate change has intensified water scarcity challenges for island communities. Penghu faces declining rainfall, dropping groundwater levels, and saltwater intrusion. Our advanced desalination facility provides a climate-resilient solution, delivering reliable water supply independent of weather patterns.
This project represents more than infrastructure—it’s Penghu’s pathway to water security and sustainable island development.
Key Capabilities & Benefits:
🔹 Climate-Independent Water Supply
Ocean-sourced water ensures year-round availability, providing drought-proof security for residents and industries.
🔹 Groundwater Conservation
Replacing groundwater extraction reduces over-pumping and saltwater intrusion, preserving natural aquifers.
🔹 Advanced Membrane Technology
Multi-barrier treatment including reverse osmosis ensures water quality exceeding drinking water standards.
🔹 Energy-Efficient Operations
Integrated high-efficiency systems with renewable energy planning demonstrate our commitment to carbon reduction.
🔹 Marine Environment Protection
Environmentally-designed brine discharge system with continuous monitoring ensures minimal ecological impact.
🔹 Smart Water Management
Full-plant intelligent monitoring platform enables real-time quality control, predictive maintenance, and operational optimization.
🔹 Modular Expansion Ready
Scalable design accommodates future capacity increases, serving as a replicable model for other coastal communities.
🔹 International Standards Excellence
Project implementation meets global water treatment and sustainability benchmarks, showcasing Taiwan’s water technology capabilities.
Technology Spotlight: Reverse Osmosis
Our RO system leverages pressure-driven membrane separation to remove salts and contaminants. By applying pressure exceeding natural osmotic pressure, water molecules pass through semi-permeable membranes while rejecting dissolved salts—producing fresh water from seawater with exceptional efficiency.
Project Type: Municipal Solid Waste Bottom Ash Processing
Processing Capacity: 41,200 tons/month permitted capacity
Clients: County/City Environmental Protection Bureaus
Project Overview:
Since joining Mountain Forest Water Group in November 2017, Li You Shi Environmental has become Taiwan’s largest bottom ash processing facility by both permitted and actual processing volume. We transform incineration bottom ash into valuable recycled aggregates, demonstrating how waste becomes resource through innovative processing technology.
Industry Leadership & Recognition:
2024 Performance Highlights:
Pioneering Wet Processing Technology
As Asia’s first adopter of full-scale wet bottom ash processing, every particle undergoes water washing to remove organics and heavy metals, producing aggregates that are “clean, odorless, and non-toxic.”
Circular Economy Applications:
Our recycled aggregates serve diverse infrastructure needs:
Environmental Impact:
By converting waste to resource, we:
Future Vision:
Building on our “Innovation, Expertise, Quality, Service” principles, we continue expanding capacity while advancing ESG objectives. Our commitment to resource circulation drives continuous investment in technology and process optimization, establishing new standards for waste valorization in Taiwan and beyond.
