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About JIU HAN

Integrated System Engineering that Brings Buildings to Life

Jiuhan Systems delivers cross-disciplinary engineering and digital integration. We combine 30 years of expertise in HVAC, cleanrooms, and electrical & fire protection with BIM and ERP management, creating intelligent, energy-efficient buildings. Choosing Jiuhan means quality, efficiency, and innovation.

 

35
years
Deeply Rooted in the Industry
98
%
Customer Satisfaction Rate
35
years
Zero Major Construction Safety Incidents
Our Serivce
Integrated Engineering Services
Technology-Driven × Cross-Disciplinary Integration – Bringing Buildings to Life

Central Air Conditioning System Engineering

Central air conditioning system engineering aims to provide buildings with stable temperature and humidity, creating a comfortable environment. It is widely applied in large-scale spaces such as office buildings, shopping malls, factories, hospitals, and residential communities.

Automation and Control Engineering

Automation and control engineering is widely applied in smart buildings, industrial production, transportation, energy management, and environmental monitoring. Through system integration and automation technologies, it enables real-time monitoring and optimized control of HVAC, lighting, production processes, traffic flow, and energy resources, enhancing both efficiency and safety.

Cleanroom Engineering

Utilizes air filtration, distribution, and control systems to minimize indoor contaminants within enclosed spaces.

Constant Temperature & Humidity Air Conditioning Engineering

Our constant temperature and humidity systems employ advanced precision control technology to maintain stable environmental conditions, safeguarding equipment performance and product quality against climate fluctuations. Designed to ensure uniform airflow and eliminate localized temperature or humidity variations, these systems are ideal for high-precision manufacturing, cleanrooms, and controlled laboratory environments.

Indoor & Outdoor High and Low Voltage Power Distribution Engineering

High- and low-voltage power distribution systems are critical components of electrical transmission. High-voltage systems (above 10 kV) deliver electricity to consumption hubs, while low-voltage systems (below 380 V) distribute power to end-use equipment. Widely applied in industrial parks, commercial complexes, residential communities, and data centers, these systems ensure reliable and stable power supply.

Sanitary Plumbing, Drainage and Gas Engineering

Our sanitary plumbing, drainage, and gas solutions serve residential,commercial, industrial, and public infrastructure projects.

Fire Protection Engineering

A vital building system for safeguarding lives and property, fire protection engineering integrates fire prevention, detection, suppression, alarm, and evacuation capabilities. From design and installation to long-term maintenance, our solutions are deployed across residential, commercial, industrial, and public facilities to ensure safety and regulatory compliance.
一站式服務流程
One stop services
Business Consultation
Basic Design
Construction
Project Completion
Testing
After-Sales Service
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BIM
BIM Implementation Experience
Cost Optimization
Accident Prevention
Shortened Project Schedule
Quality Enhancement
Engineering Quality
BIM Implementation Experience

Zero-Accident Commitment, Flawless Engineering Quality

Since 2012, Jiuhan has adopted Building Information Modeling (BIM) technology, integrating 3D models with complete building lifecycle data to enable cross-disciplinary collaboration, improve design accuracy, and enhance construction efficiency.

 

We effectively manage quality, cost, and safety, promoting the industry’s digital transformation and green building development, helping clients reduce operational risks and set new benchmarks.

Highlight Projects
Project Performance

We specialize in the design, planning, and construction of integrated engineering projects, including central air conditioning, automation and control systems, cleanroom constant temperature and humidity systems, high- and low-voltage power distribution, plumbing, gas, fire protection, and sanitation systems. We deliver comprehensive and professional one-stop services.

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King Yuan Electronics Co., Ltd.

King Yuan Electronics Co., Ltd.

Tongluo Branch (TL3)

Project Name | MEP and Fire Protection Engineering (TL3) – Phase 1 Fire Protection Project, MEP and Fire Protection Engineering (TL3) – Phase 2 MEP Project、Mechanical, electrical and fire protection engineering (TL3) plant system piping common pipe rack and steel structure engineering

Contracted Projects | Electrical Engineering, Fire Protection Engineering, HVAC Engineering, Process Engineering

Powerchip Semiconductor Manufacturing Corporation

Powerchip Semiconductor Manufacturing Corporation

P5 Plant, Tongluo Plant

Project Name | PSMC P5 Plant Phase 1 Chiller Plant MEP and HVAC Engineering (25K), New MEP Construction Project

Contracted Projects | Power Engineering, HVAC Engineering, Central Monitoring Engineering, Outdoor Landscape Lighting Engineering, Plumbing and Drainage Piping System Engineering

Powertech Technology Inc.

Powertech Technology Inc.

Hsinchu Science Park – Plant 3

Project Name | MEP Engineering, 1st & 2nd Floor Cleanroom Engineering, 8th Floor Cleanroom Engineering

Contracted Projects | Power System Automation Engineering, HVAC Engineering, Cleanroom Fit-Out Engineering, Process Piping Engineering, Central Monitoring Engineering, Fire Protection Engineering, Aspirating Smoke Detection System

Formosa AdvEnergy Technology Corporation

Formosa AdvEnergy Technology Corporation

Formosa Advanced Energy Corp

Project Name | Phase 1 MEP General Contracting Project

Contracted Projects | Compressed Air System Engineering, Ultrapure Water Treatment System Engineering, Wastewater Treatment System Engineering, Process Vacuum System Engineering, Central Dust Collection System Engineering, Gas Supply System Engineering, Electrolyte (Including Equipment) Piping System Engineering, Central Monitoring System Engineering

Industrial Technology Research Institute (ITRI)

Industrial Technology Research Institute (ITRI)

2022 Global Excellence in Construction Award – Gold Award in the Industrial Construction Category

Project Name | Green Energy Technology Demonstration Site – Green Office, Bureau of Energy, Ministry of Economic Affairs – Green Energy Science City: New MEP Construction for the Green Energy Technology Demonstration Site, 1MWp Solar Photovoltaic Power Generation System Installation Project

Contracted Projects | 2022 Global Excellence in Construction Award – Gold Award in the Industrial Construction Category, Diamond-Class Green Building, Diamond-Class Intelligent Building

Taichung City Government Construction Bureau

Taichung City Government Construction Bureau

Taichung World Flora Exposition – 18th Public Construction Golden Quality Award

Project Name | Taichung World Flora Exposition – Huayan Pavilion, Exploration Pavilion, Discovery Pavilion, and Huaxiang Pavilion” Construction Project – MEP, HVAC, and Related Works

Contracted Projects | Process Piping Engineering, Plumbing and Drainage System Engineering, Electrical Engineering, Monitoring Engineering, Fire Protection Equipment Engineering, HVAC Engineering

Environment
Environmental Sustainability
Social
Occupational Safety Talent Cultivation
Governance
Corporate Governance
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ESG
Corporate Sustainability

Looking to the future, we will build upon our solid business foundation to continuously create outcomes that deliver economic, social, and environmental value. Through a step-by-step strategic approach, we steadily advance our sustainability goals, working hand in hand with stakeholders toward a shared and prosperous future.

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