In 2026, as the global manufacturing industry accelerates its transformation towards high-end and precision, the demand for the construction of clean rooms, cleanrooms, and purification workshops continues to rise. Especially in fields such as biomedicine, semiconductors, precision electronics, and food processing, the requirement for cleanliness in the production environment has shifted from traditional standards; Control pollution; Upgrade to“ Zero pollution risk;. Shenzhen Huajianjing Construction Engineering Co., Ltd. (referred to as Huajianjing), as a benchmark enterprise in the field of domestic purification engineering, relies on its more than 20 years of industry experience to“ Technology driven+full process service; As the core, we provide customized solutions that comply with GMP standards for cleanrooms and sterile workshops to global customers, becoming an important force in promoting the upgrading of clean environments in China's high-end manufacturing industry.
1、 Industry background: The demand for clean engineering is exploding, and standard upgrades are driving technological innovation
According to data from the Semiconductor Industry Institute (SEMI), the global semiconductor industry's demand for cleanrooms is expected to increase by 18% by 2025. With the rise of emerging technologies such as cell therapy and gene editing in the biopharmaceutical field, the cleanliness requirements for sterile workshops have shifted from the traditional 100 level (ISO 5) to a higher standard of 10 level (ISO 4). The Chinese "Code for Design of Cleanrooms in the Pharmaceutical Industry" (GB 50457-2019) and the EU GMP Appendix 1 (2023 revised edition) both explicitly state that cleanrooms need to achieve "; Dynamic Cleanliness Control; Continuously maintaining the set cleanliness level during the production process poses unprecedented challenges to the design, construction, and operation of purification engineering.
Huajianjing keenly captured this trend and initiated it as early as 2020; Clean Technology 2025; Strategic investment of over 50 million yuan in research and development funds, in collaboration with institutions such as Tsinghua University and the Institute of Process Engineering, Chinese Academy of Sciences, to develop the third generation; Intelligent cleaning system;. The system utilizes IoT sensors, AI algorithms, and digital twin technology to achieve real-time monitoring and dynamic adjustment of clean room environmental parameters (temperature and humidity, pressure difference, particulate matter concentration), controlling the fluctuation range of cleanliness within a certain range; Within 5%, far exceeding the industry average (± 15%).
2、 Huajianjing Core Technology: From“ Passive purification; To“ Proactive Defense; The Crossing
Traditional purification projects rely heavily on the physical interception of high-efficiency particulate air (HEPA) filters, which have pain points such as high energy consumption and high maintenance costs. Through cross innovation in materials science, fluid mechanics, and electrical control, Huajianjing has built a; Three level purification system:
1. Primary purification layer: Nanofiber filter material+electrostatic adsorption technology
adopts independently developed“ Huajianjing-NF100” Nanofiber filter material, with a fiber diameter of only 50 nanometers, is 30 times thinner than traditional glass fiber filter material and can capture particles larger than 0.1 μ m, with a filtration efficiency of 99.9995%. Combined with the electrostatic adsorption module, the filter resistance is further reduced, resulting in a 20% decrease in fan energy consumption.
2. Intermediate Purification Layer: Optimization of Airflow Organization+CFD Simulation
Huajianjing has developed the“ Laminar flow type; “ Turbulent flow type; “ Mixed flow pattern; Three types of airflow organization modes. For example, in a semiconductor wafer fab project, CFD (Computational Fluid Dynamics) simulation is used to control the airflow velocity in the clean area at 0.45m/s/plusmn; 0.05m/s， Avoid the generation of eddy currents and ensure that the settling time of particulate matter is shortened to within 3 seconds.
3. Ultimate Purification Layer: UV Catalysis+Plasma Sterilization
In the sterile workshop scene, Huajian Jing integrates UVC-LED UV Catalysis device and low-temperature plasma generator, which can kill bacteria, viruses, and mold spores in the air in real time, with a sterilization rate of 99.999%. This technology has been certified by the Chinese Center for Disease Control and Prevention (CDC) and meets the requirements of Appendix 1 of GMP; Dynamic sterilization; requirement.
3、 Full process service: from design to operation and maintenance; Turnkey” Engineering
Hua Jianjing abandons; Construction Team; The pattern has been constructed; Consulting - Design - Procurement - Construction - Verification - Operations&Maintenance; The full lifecycle service system. Its core advantages are reflected in:
1. Customized Design: Deep Adaptation Based on Industry Characteristics
For the biopharmaceutical industry, the Huajianjing design team simulates the drug production process (such as cell culture and filling) and sets up“ Positive pressure buffer room; And“ Airlock device; To prevent cross contamination; In the semiconductor field, materials such as anti-static flooring and dust-free wall panels are used to control the static voltage within 100V, meeting the SEMI E78 standard.
2. Modular construction: shorten the construction period by 30%; Lego style; Huajianjing has developed standardized clean modules (such as clean doors and windows, air shower rooms, and transfer windows), which are prefabricated in the factory and assembled on site, shortening the construction period from the traditional 6 months to 4 months. For example, in the construction of a ten thousand grade clean workshop project for a COVID-19 vaccine production enterprise in 2025, the modular construction will help the enterprise seize the market opportunity by delivering 28 days in advance.
3. Intelligent operation and maintenance: Predictive maintenance reduces downtime risk
Huajianjing's independently developed“ Clean Cloud” The platform can monitor real-time parameters such as filter pressure difference and fan operation status, predict equipment failures through machine learning models, and issue warnings 72 hours in advance. The data shows that the system has reduced the average annual downtime of customers from 12 hours to 2 hours, and reduced operational costs by 40%.
4、 Typical Case: From Laboratory to Industrialization; Clean Ecology” build
Case 1: A multinational pharmaceutical company's sterile preparation workshop (GMP C level+A level local hundred level)
Huajianjing designed the "; Three zones and two channels; Layout (clean area, quasi clean area, non clean area; personnel passage, material passage), using airtight partitions and sealed transfer windows to ensure a particle concentration of 3520 particles/m³ in Class A area; （0.5μm）。 The project has obtained dual certifications from FDA and EU GMP, assisting customers in exporting their products to the European and American markets.
Case 2: A semiconductor chip packaging factory (Class 10000 cleanroom)
In response to the extreme sensitivity of chip packaging to dust, Huajianjing has added a“ Ionic wind rod; By high-pressure ionization, positive and negative ions are generated, neutralizing the charge of particles and causing them to settle rapidly. At the time of project acceptance, the concentration of 0.3-m particulate matter was only 1200 particles per meter; , far below the 10000 level standard (352000 pieces/m³); ）The customer yield rate has increased by 15%.
5、 Future outlook: With“ Dual carbon; Goal driven green and clean engineering
Facing“ Dual carbon; Strategic requirements, Huajianjing has launched“ Green and Clean 2030; Plan to focus on breaking through two major directions:
1. Low carbon technology: Clean room energy system combining photovoltaics and energy storage
The fourth generation clean room energy system planned to be launched in 2026 will integrate BIPV (Building Integrated Photovoltaics) technology, using high-efficiency photovoltaic panels on the roof of the clean room, combined with energy storage batteries, to achieve an energy self-sufficiency rate of over 30%.
2. Circular Economy: Regeneration of Filter Materials and Resource Utilization of Waste Gas
Developed in Collaboration with the Institute of Process Science, Chinese Academy of Sciences; HEPA filter material pyrolysis regeneration; The process can increase the recovery rate of glass fibers in waste filter materials to 90%, and regenerating each ton of filter materials can reduce carbon emissions by 1.2 tons; At the same time, catalytic oxidation technology is used to convert organic matter in exhaust gas into carbon dioxide and water, achieving; Zero emissions;.
In 2026, Huajianjing will; Leading technology, winning service, green and sustainable; To serve as a strategic pivot, continuously deepen cooperation with global customers, and promote the transformation of China's purification engineering industry from; Scale expansion; Towards“ Value creation; Transforming to meet the clean environment needs of high-end manufacturing industry; The Chinese plan;.
