temperature and humidity equipment manufacturing,Pharmaceutical Stability Test Chamber

On April 11, 2025, GlobalEquipX visited Jiangsu Labonce Instrument Co., Ltd., a key subsidiary of Beijing Labonce Constant Temperature Technology and a prominent player in the temperature and humidity equipment manufacturing industry. Located in Taizhou’s Medicine High-tech Zone—a hub of industrial and innovative resources—Jiangsu Labonce has established itself through ISO 9001:2015 and CE certifications, and recognized as a national high-tech enterprise, and ownership of over 20 product R&D patents.

Site Visit Highlights

Collaborative Seminar
Discussions centered on market-driven strategies to optimize Labonce’s global store operations.
R&D Center Tour
GlobalEquipX observed cutting-edge R&D equipment and innovative methodologies.
Factory site visit
The team witnessed production processes and quality controls, guided by Labonce’s chief engineer.
Product Demonstrations
Engineer Shi Yingjie showcased Labonce’s core technologies, emphasizing precision, energy efficiency, and customization points.

Core Products & Innovations

01. Pharmaceutical Stability Test Chamber

The pharmaceutical stability test chamber is one of Labonce's core products and plays an indispensable role in the pharmaceutical research and development and production process. It can accurately simulate various temperature and humidity conditions, providing a scientific and reliable environment for pharmaceutical companies to test the stability of drugs.

In 2019, Labonce innovatively applied variable - frequency refrigeration technology to this product. This breakthrough is of great significance. Through this technology, the pharmaceutical stability test chamber can achieve more than 50% savings in electricity, water, and emissions, effectively reducing the operating costs of enterprises. At the same time, it improves the accuracy and stability of the tests.

recise Temperature and Humidity Control
The temperature range is 15 - 65°C, with a fluctuation of less than ±0.5°C; the humidity range is 20 - 95%RH, with a fluctuation of less than ±2%RH, ensuring that drugs are tested for stability in the best environment.
Advanced Refrigeration Technology
It adopts imported fully - enclosed variable - frequency compressors, saving more than 50% of electricity and water, and greatly reducing heat dissipation and emissions.
Multiple Safety Protections
It is equipped with compressor overheat, overpressure, and overload protection, water - shortage protection, anti - dry - burning protection systems, and an independent over - temperature protection system to ensure the safe and reliable operation of the equipment.
Convenient Data Management
It is equipped with a needle - type micro - printer and an electronic data storage function, supports data export via U disk, and supports data network transmission, facilitating experimental record - keeping and data analysis.

Application Scenarios
The pharmaceutical stability test chamber is widely used in pharmaceutical enterprises, scientific research institutions, and other units for drug quality control and stability research. By observing drugs under different temperature and humidity conditions for a long time, it can evaluate the expiration date and quality stability of drugs, providing strong support for drug research and development, production, and quality control.

02. Walk - in Pharmaceutical Stability Test Chamber

Large - capacity Design
It offers a variety of specifications, with a volume customization range of more than 4000L. It can be customized in size according to the user's site to meet different test requirements.
Excellent Temperature and Humidity Uniformity
It adopts a new air duct system design to ensure that the temperature and humidity are uniform in different positions inside the chamber.
Highly Customizable
It can be customized with special functions such as energy - saving types and low - temperature cold storage according to customer requirements to meet diversified test requirements.
Intelligent Control System
It is equipped with a large - screen programmable color touch - screen controller, supporting three - level user permissions and audit trail functions. It is easy to operate and safe and reliable.
Application Scenarios
The walk - in pharmaceutical stability test chamber is suitable for large - scale pharmaceutical enterprises, pharmaceutical research and development institutions, and third - party testing institutions. It is used for large - scale pharmaceutical stability tests and quality control. Its large - capacity design and high - customization features can meet the diverse needs of different users, improving test efficiency and accuracy.

03. Pharmaceutical Photo - stability Test Chamber

Professional Lighting System
It is equipped with visible light and near - ultraviolet lamps, which can independently control the type and intensity of the light source and simulate a natural light environment.
Accurate Temperature Control
When the light is on, the temperature fluctuation is less than ±1.0°C, and the temperature deviation on the same level is less than ±2.0°C.
Advanced Light Measurement Technology
It is equipped with visible light and near - ultraviolet sensors as standard, realizing automatic illuminance control and automatic data printing and storage.
Multiple Safety Protections
It has compressor overheat, overpressure, and overload protection, an independent over - temperature protection alarm system, as well as on - site buzzer alarms and remote temperature deviation alarm functions.
Application Scenarios
The pharmaceutical photo - stability test chamber is mainly used for the photo - stability tests of drugs to evaluate the stability and quality changes of drugs under light conditions. It is widely used in pharmaceutical enterprises, cosmetics enterprises, and scientific research institutions to study the stability of drugs and cosmetics under light conditions, providing important evidence for product research and development and quality control.

Other Products

In addition, Labonce's constant temperature and humidity chambers, drying ovens, incubators, and low - temperature cold storage boxes also play important roles in many fields such as scientific research, medical care, and bioengineering.

The constant temperature and humidity chamber provides a stable and reliable environment for various experiments and production activities with strict environmental requirements through precise temperature and humidity control.

The drying oven can efficiently remove moisture from samples to meet the needs of different experimental and production processes.

The incubator creates a suitable environment for the growth and reproduction of cells, microorganisms, etc., facilitating in - depth life - science research.

The low - temperature cold storage box can safely and reliably store temperature - sensitive biological samples, drugs, etc., ensuring that their biological activity and quality are not affected.

Global Expansion Strategy

Facing domestic market saturation, Labonce has turned to international markets through strategic partnerships. Its products now reach over 50 countries, including the U.S. and UK, with a focus on Europe-adjacent emerging markets. This change has bolstered export efficiency and solidified Labonce’s reputation for innovation and reliability worldwide.

Conclusion

GlobalEquipX’s visit witness Jiangsu Labonce’s technical power, high quality standards, and forward-thinking approach. By integrating advanced technologies like variable-frequency cooling and intelligent controls, Labonce continues to deliver high-precision, sustainable solutions for global clients. As it expands its international footprint, the company is poised to drive further advancements in temperature and humidity control, reinforcing its role as an industry leader.

GlobalEquipX Visits Jiangsu Labonce: A Leader in Temperature & Humidity Control Innovation