News & insights
Practical guides to evaporative cooling and choosing the right equipment.
Cooling costs
Evaporative Cooler vs Air Conditioner: Running Costs and Operating Conditions
September 9, 2026
An electricity-cost example compares evaporative cooling with a split air conditioner, with humidity, ventilation and maintenance considered alongside the figures.
Cooling principles
How Evaporative Coolers Work: Four Steps in the Cooling Process
September 8, 2026
An explanation of airflow, water evaporation, supply air and water management, with the roles of humidity, ventilation and operating conditions.
Inside Jinghui
From a 600 m² Workshop: Jinghui’s Plastic-Shell Cooler in 2003
September 7, 2026
A look at Jinghui’s development of an injection-moulded polypropylene enclosure and its growth from a Mawei workshop to larger-scale production.
News
JHCOOL Evaporative Coolers on Display at the 137th Canton Fair
April 18, 2025
Jinghui displayed industrial and portable coolers in Guangzhou in April 2025 and met new and returning customers.
News
Jinghui Reviews 2024 and Recognises Employees at Its 2025 New Year Gathering
January 26, 2025
Employees gathered on January 24, 2025 for an annual review, staff recognition and activities ahead of the Chinese New Year.
News
JHCOOL Displays Evaporative Coolers at the 136th Canton Fair
October 14, 2024
Jinghui exhibited industrial and portable coolers in Guangzhou in October 2024, with photographs documenting preparations and customer visits.
News
Jinghui Launches Its Fifth “Cheng Zhan” Team Competition
September 3, 2022
The August 31, 2022 launch at company headquarters introduced the September competition and the goals of two teams.
News
Jinghui Announces China Mobile Cooling and Ventilation Contract in Liaoning
August 11, 2022
An August 2022 project announcement describes evaporative cooling, fresh-air ventilation and coordinated control of multiple units.