Project Name：
The project includes: factory buildings and office complexes; partial renovation and remodeling of Phase II factory facilities; 50% cleanroom expansion installation and decoration works for the second floor of Jiasheng Phase II; new factory construction at Chunyao Road in Suzhou-Xiangcheng Cooperation Zone by Carsem Advanced Technology (Suzhou) Co., Ltd. -Process & Electromechanical Engineering Subcontracting
Project Description：
The project encompasses supporting engineering works including factory and cleanroom decoration, process & electromechanical systems, and related facilities. ELCO provides comprehensive professional services to the client, covering the entire lifecycle from initial planning to construction implementation. Throughout the project, strict adherence to construction plans and standards ensures comprehensive facility upgrades, continuously empowering the client's development.

Project Name：
Suzhou Zhihua Automobile Technology Co., Ltd. Intelligent network sensor and controller production new construction project
Project Description：
The project covers clean room and general decoration, air conditioning and ventilation system, electrical system, automatic control system, water supply and drainage and process pipeline, fire protection engineering, etc. ELCO takes enterprise needs as the guide, implements high-quality service throughout the life cycle, and helps owners upgrade industrial foundation and dig deep into product fields.

Project Name：
Yanjing Technology Class-1000 cleanliness cleanroom renovation project
Project Description：
The facility total construction area of 1,500 square meters with a 600-square-meter clean zone meeting ISO Class 4 cleanliness standards. The project covers general construction, cleanroom renovation, electrical systems, HVAC engineering, system automation controls, and water supply/drainage infrastructure. Delivering end-to-end services from planning and design through construction and operation, it enables efficient upgrades for high-precision semiconductor manufacturing facilities.

Project Name：
Clean room construction project of chip plant expansion area
Project Description：
The total construction area is 15,000 square meters, including 700 square meters of clean area with ISO Class 5 and 7 cleanliness levels. The project covers general decoration, cleanroom decoration, air conditioning, electrical, and process engineering to create a highly clean and stable environment to meet the owner's growing demand for high-precision manufacturing.

Project Name：
Cleanroom engineering for semiconductor mask production project-decoration, ventilation, electrical and pipeline engineering
Project Description：
The total construction area spans 15,000 square meters, including 2,000 square meters of clean zones meeting Class 10, Class 100, and Class 1000 cleanliness standards. The project integrates cleanroom engineering, interior decoration, ventilation solutions, electrical installations, piping networks, and auxiliary material supply & installation services. Through precise environmental control, it delivers dual enhancements in product quality and production efficiency for the client.

Project Name：
MicroProbe Technology (Suzhou) Co., Ltd. new advanced probe card production project engineering
Project Description：
The project covers cleanroom and general decoration, air conditioning and ventilation systems, electrical systems, automation systems, water supply and drainage, and process pipelines. During construction, we will leverage our solid construction capabilities and rich delivery experience to ensure streamlined processes, standardized operations, and efficient execution, thereby steadily advancing the project implementation.

Project Name：
Changfei 307 building fire sprinkler system renovation project
Project Description：
Founded in 1988, Changfei Fiber Optic Cable is one of the earliest manufacturers of optical fiber cables in China and has been listed on the stock market. The total construction area of the project is about 4,800 square meters. The renovation of the sprinkler system involves multi-dimensional collaboration such as building structure, water and electricity pipelines, and fire protection standards. ELCO provides one-stop service of "transformation + training + maintenance", which is followed up throughout the whole process and is compliant and transparent.

Project Name：
Linktel Technologies Co., Ltd. High-speed optical module and 5G communication optical module construction project No.2 plant 3 floor west secondary distribution engineering
Project Description：
The project focuses on constructing a 1,570-square-meter Class 10,000 cleanroom facility, including power systems (including electrical wiring, cable trays, distribution cabinets), process ventilation, compressed air systems, nitrogen pipelines, vacuum pipelines, and finished product protection. Through intelligent operation management and stringent protective measures, it ensures stable production of optical modules.

Project Name：
Huangshi Smart Laser Industrial Park Optical Fiber Laser and Key Components Intelligent Manufacturing Project (Phase I) Optical Device Plant and Warehouse Decoration Project 7# Plant 1-4 floors, 11# Plant 1-2 floors decoration project
Project Description：
With a total construction area of nearly 180,000 square meters, the project focuses on creating over 3,700 square meters of clean zones meeting ISO Class 6 and 7 cleanliness standards. Completed within a 100-day construction period with efficient delivery, it covers general decoration, cleanroom renovation, electrical systems, fire protection, HVAC, process engineering, automation control, water supply and drainage, and steel structure engineering. The project has earned high recognition from the client through its exceptional quality management.

Project Name：
The Huangshi Smart Laser Industrial Park Project includes the decoration works for floors 1-4 of Building 8# in the intelligent manufacturing facility for fiber laser modules and complete systems. Additionally, the project includes the renovation of Building 5 (Center Utility Building) and Building 9# interior decoration project.
Project Description：
The project covers general decoration, cleanroom decoration, electrical, fire protection, HVAC, process, automation, water supply and drainage engineering, etc. ELCO is deeply involved in the whole industry chain of the project, rationally arrange the construction period, ensure that the overall project construction progress is promoted according to the time node, and deliver the project to the owner on time for production and use.

Project Name：
Project of 200 tons/year probiotic powder and 10,000 tons/year microecological preparation> workshop 3# electromechanical engineering project & (R&D) center quality laboratory decoration and electromechanical engineering project
Project Description：
With a total construction area exceeding 75,000 square meters, the project includes architectural design, precision finishing, electrical systems, HVAC engineering, automation controls, water supply and drainage infrastructure, and process engineering. We meticulously execute outdoor landscape design, laboratory renovations, and cleanroom installations in strict compliance with design specifications. Through efficient construction scheduling and timely completion, we ensure the owner's core production lines operate with enhanced efficiency and stability

Project Name：
Tongxin Medical 7-203 office area decoration and electromechanical renovation project; Suzhou CH Biomedical, Inc.. production line construction phase II project (original R&D area renovation) decoration project
Project Description：
Founded in 2008, Tongxin Medical is a high-tech enterprise specializing in ventricular assist device R&D. The company's projects cover general renovation, electrical systems, HVAC engineering, process design, automation control, and water supply and drainage engineering. From initial preparation to final acceptance, we provide comprehensive construction services with meticulous attention to detail and strict quality control throughout the entire process.

Project Name：
Phase II of the monoclonal antibody development pilot project
Project Description：
The total construction area spans 6,500 square meters, including 2,200 square meters of clean zones meeting Class B+C+D standards. The project encompasses a full-cycle service chain from infrastructure development to cleanroom construction, HVAC systems, and process engineering. With reliable engineering quality and strict schedule adherence, ELCO delivered the project on time, effectively supporting monoclonal antibody R&D progress.

Project Name：
BoomRay R&D Center decoration project
Project Description：
With a total construction area of approximately 1,575 square meters, the project encompasses civil engineering, general decoration, cleanroom renovation, water supply and drainage systems, HVAC, electrical installations, intelligent automation, and other engineering components. By comprehensively considering the overall functional layout and practical requirements of the R&D center, we developed a unified decorative style that ultimately earned recognition from multiple stakeholders.

Project Name：
IND Laboratory construction project
Project Description：
With a total floor area of 350 square meters, the facility features a 200-square-meter cleanroom meeting Class B+C+D cleanliness standards, requiring exceptional environmental control and zoned pressure differentials. The project encompasses cleanroom construction, electrical systems, HVAC engineering, process design, automation controls, water supply/drainage systems, and fire protection engineering, demonstrating rigorous professionalism throughout the entire design-to-construction process.

Project Name：
Alphamab Biopharmaceutical Project (DK20140106 plot) Phase I and three-stage renovation project
Project Description：
The total construction area spans 2,500 square meters, including 1,500 square meters of clean zones meeting C+D cleanliness standards. The project encompasses cleanroom design, electrical systems, HVAC engineering, process engineering, automation control, and water supply/drainage infrastructure. From conceptual blueprint to physical realization, digital management and technological innovation empower the client's R&D capabilities and enable large-scale production.

Project Name：
Jiangsu Huaju Intelligent Technology Co., Ltd. 1# production workshop interior engineering
Project Description：
With a total construction area of 4,000 square meters, the project covers electrical, water supply and drainage, ventilation engineering, etc. Through careful planning and forward-looking deployment, the project strictly complies with national environmental protection standards, implements precise control throughout the construction process, enhances the overall image of the workshop, saves a large amount of maintenance costs, and helps the owner reduce costs and improve efficiency.

Project Name：
TRUMPF (China) Co., Ltd. Expansion of Laser and Its Components, Power Supply and Electronic Systems Project Phase IV
Project Description：
With a total construction area of about 8,700 square meters, the project covers general decoration, electrical, HVAC, automation, water supply and drainage engineering. ELCO accelerates the upgrading and expansion of industrial facilities with high-level design, high-quality construction and high efficiency delivery, helping the owner to expand production and increase efficiency.

Project Name：
Project Renovation of Phase 2&3, No.1 laboratory building, Engineering Center; Renovation of No.2 laboratory building
Project Description：
With a construction area of 2,500 square meters, the project covers electrical, air conditioning, automatic control, fire protection, water supply and drainage engineering. Based on the owner's requirements, the project formulated precise plans in the early stage, and detailed implementation of project promotion nodes was implemented every day during the construction process. Finally, high efficiency was achieved with low cost and successful delivery.

Project Name：
Phases 4 of new plant construction; high and low voltage engineering
Project Description：
With a construction area of 15,000 square meters, the project covers decoration, air conditioning, electrical, fire protection, high and low voltage capacity expansion, etc. ELCO always insists on coordinating various resources to ensure the supply of materials, ensuring that the project progress and quality "double meet the standards", and successfully delivered the new plant of the Core business sector.

Project Name：
Berman Enterprise Management (Taicang) Co., Ltd. New construction of conveying sorting equipment and conveyor belt electromechanical engineering subcontracting
Project Description：
With a total construction area of 23,035 square meters, the project covers structural engineering, architecture, HVAC, mechanical systems, fire protection, water supply and drainage, electrical systems, and low-voltage systems. The ELCO team actively listens to the client's requirements while maintaining strict quality control during the tight schedule. Upon completion, the project will become the group's only advanced manufacturing base in China with full product lines and complete process flows.

Project Name：
Zollner (Taicang) Co., Ltd. Phase II expansion project third floor renovation project
Project Description：
Covering a construction area of 7,100 square meters, the project encompasses interior decoration, HVAC systems, water supply and drainage, electrical installations, and communication engineering. Throughout the construction process, ELCO consistently upheld its commitment to full-process transparency and openness. By deeply collaborating with the client's requirements and implementing comprehensive project management, the company ensured strict control over both quality and schedule, ultimately achieving a 22% reduction in construction duration.