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Basic Principles of the Cooling CycleThe core principle of the cooling cycle is the directional transfer of heat—absorbing heat from the area that needs cooling and releasing it into the external environment. Specifically, this is achieved by circulating a refrigerant within a closed system to trans

With the growing demand for efficient cooling and comfortable environments in modern buildings, rooftop packaged units have become the preferred solution for commercial and industrial applications. As a professional manufacturer in the HVAC industry, Ruidong Group Co., Ltd. empowers its products wit

From January 21 to 24, 2025, the highly anticipated 2025 International Plastics Exhibition was held in Hall 14, Krasnopresnenskaya Naberezhnaya, Moscow, Russia. The exhibition attracted many well-known companies from all over the world to participate. As a leader in the HVAC industry, Ruidong Group,

In December 2024, Ruidong Group was honored to receive the last important customer of the year, warmly welcoming representatives from Rosatom, the Russian State Atomic Energy Corporation, and the Moscow-based large manufacturer MFMC to visit and inspect Ruidong Group Co., Ltd.

Ruidong Group's newly launched Packaged Chilling System is an integrated cooling solution that integrates cooling, water pumps, and control functions into one unit, which can operate with just a power supply and connections for the condenser/chilled water. The system offers both air-cooled and water

In Uzbekistan, a key market, we regularly showcase at exhibitions, engaging in in-depth exchanges and cooperation with global peers. At the same time, we continuously visit customer sites to discuss technological innovations and challenges in product applications face-to-face, exploring solutions together.

As an efficient industrial and commercial refrigeration solution, the core function of water chillers is to cool water to the required temperature through a refrigeration cycle to meet the cooling needs of various production and commercial environments. In this article, Ruidong will introduce differ

In this summer, we celebrate the 13th anniversary of Shandong Ruidong Group Co., Ltd.Over thirteen years of dedication and perseverance, we have witnessed the growth and splendor of Ruidong Group.

The air-cooled screw chiller (heat pump) unit is a highly efficient and energy-saving central air-conditioning system that integrates cooling and heating functions. It occupies an important position in the HVAC market with its unique design and performance. It is suitable for a variety of occasions.

标题：Do you know what an air-cooled chiller is and how it works?From manufacturing processes to district cooling efforts, choosing the right chiller is an important decision for many places, impacting both energy efficiency and performance.By this article, let’s look at questions such as what air cool