Latest company case about Beijing Holtop Artificial Environment Technology Co., Ltd Certifications

Changchun, China – Holtop has supplied 22 sets of modular air handling units (AHUs) with integrated anti‑freeze valve assemblies for the Research Laboratory Building of the College of Electronic Science and Engineering at Jilin University – a key facility for semiconductor device fabrication, optoelectronics, micro‑nano processing, and precision measurement.

Holtop’s constant temperature/humidity AHUs serve a wide range of high‑stakes facilities:

• Academic research labs – physics, chemistry, biology, materials science, cross‑disciplinary hubs

• Semiconductor & microelectronics – cleanrooms (ISO 5+), wafer fabs, chip packaging, nano‑device R&D

• Pharmaceutical & biotech – drug discovery, vaccine production, sterile compounding, stability chambers

• Medical & healthcare – operating theatres, ICUs, diagnostic imaging, pathology labs

• Data centers & IT – server rooms, network control centres

• Precision manufacturing – optical metrology, aerospace, automotive electronics, high‑end instrumentation

• Museums & archives – artifact preservation, rare book storage

• Hazardous chemical & pilot plants – corrosion‑resistant construction for aggressive atmospheres

Electronic research labs demand extreme precision. Minor temperature or humidity drift can compromise nano‑scale experiments, while airborne particles reduce device yields. Jilin’s harsh winters (frequently below -20°C) also risk water coil freeze‑up – a potential shutdown for critical research.

• Multi‑stage filtration – cleanroom‑grade air purity

• High‑precision T/H control – ±0.5°C / ±3% RH stability, eliminating condensation and static discharge

• Corrosion‑resistant internals – built for chemical‑exposed environments

• Intelligent anti‑freeze protection – autonomous multi‑level freeze prevention for year‑round operation

• Centralized digital control – “one room, one strategy" parameter settings

All units meet European‑standard cabinet performance (L1 leakage, D1 strength).

“The environmental stability Holtop delivered has been exceptional. Our optical measurement experiments previously suffered from intermittent data drift – since installation, we’ve seen a dramatic improvement in repeatability. The freeze protection system performed flawlessly through last winter, which gave our research team complete peace of mind."

— Facility Management Team, College of Electronic Science and Engineering, Jilin University

Holtop provided end‑to‑end service – from pre‑sale collaboration with the design institute, to on‑site installation supervision, to long‑term maintenance support.

• Proven expertise in research and industrial projects

• ISO9001 / ISO14001 / ISO45001 certified

• Full in‑house production – heat exchangers, fans, controls

• Energy‑conscious designs with heat recovery options