YOUR STEEL STRUCTURE ENGINEERING EXPERT
We are an international company specializing in steel structure construction and export, with over 17 years of experience in steel structure engineering. We have provided high-quality steel structure building solutions to more than 60 countries worldwide. Our company holds international quality system certifications and possesses integrated service capabilities encompassing design, manufacturing, construction, and export.
Steel Structure Aseptic Clean Workshop
The steel-structured aseptic clean workshop features a sturdy steel framework with excellent overall airtightness. Combined with clean, fire-resistant, and insulated panels, it can be customized to create dust-free, clean environments as needed. The facility features multiple functionalities, including dust and bacteria suppression, anti-static properties, and ventilation and purification systems. With no structural dead zones, it facilitates daily cleaning and disinfection, strictly adhering to clean production construction standards. The interior space is spacious and well-organized, with a rational layout that allows for flexible division into production areas, clean operation zones, testing areas, and storage zones, effectively isolating the facility from external dust, odors, and microbial contamination. Factory-prefabricated components are rapidly assembled on-site, resulting in a short construction cycle.

Modular Steel Structure Clean Workshop Construction
Core Features & Advantages
This steel-structured cleanroom is constructed using high-quality galvanized steel. Its overall structural design is scientifically engineered to ensure even load distribution, structural stability, and strong resistance to deformation. All steel components are prefabricated in the factory, ensuring precise dimensions and standardized manufacturing processes. The lightweight main structure effectively reduces foundation costs and lowers overall construction expenses. Combined with specialized cleanroom panels, it offers dust-proof, antibacterial, and moisture-resistant properties, and is easy to clean and disinfect. It fully meets high-standard clean production requirements while offering low maintenance costs and a long service life.
♦ Cost-effective construction and fast project delivery
♦ Flexible interior layout for clean production lines
♦ Standard prefabrication and efficient installation
♦ Good airtightness to ensure internal clean environment
♦ Stable and safe structure suitable for long-term closed production
Applications
It is widely used in various industries that require high-standard dust-free and aseptic production environments. It is mainly applied to refined production, precision processing, sterile filling and product testing work. It can fully meet the needs of air purification, environmental constant temperature and closed operation. Factory prefabrication plus on-site rapid assembly is suitable for new construction, renovation and expansion of all kinds of clean workshops.
♦ Pharmaceutical industry aseptic production clean workshop
♦ Medical device sterile processing workshop
♦ Food and beverage sealed filling workshop
♦ Optical precision parts processing clean room
♦ Laboratory constant temperature purification workshop
Vision & Mission
We are committed to providing safe, efficient, and environmentally friendly solutions for global customers through continuous technological innovation and exceptional product quality, driving industry progress and collectively creating a better future.
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SHANDONG SHIJIE HEAVY INDUSTRY CO., LTD
Headquartered in the High-Tech Development Zone of Jining, Shandong Province, Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as a unified manufacturing group under the same ultimate ownership. Globally, we deliver our end-to-end solutions through our dedicated export brand, SynJect.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries, we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: an 80,000 m² facility with an annual capacity exceeding 500,000 tons, RMB 120 million in registered capital, and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction, petrochemical facilities, long-distance pressure pipelines, heavy steel structures, pressure vessels, and skid-mounted refueling stations.
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