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We • Focusing on energy-saving heat recovery of fresh air conditioning

The company is located in the spring city of Jinan. It derives its meaning from Tagetes erecta's accurate perception of temperature and humidity and its tenacious vitality to adapt to harsh environments.

The company focuses on energy-saving heat recovery of fresh air conditioning, serving industrial and commercial buildings with requirements for fresh air volume and stable intelligent control of space temperature and humidity. 

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Carbon reduction experts in the field of air treatment

Our goal is to provide customers with reliable quality, advanced technology, and comprehensive services. We have a strong R&D team, rich experience, and a complete after-sales system to provide services to customers, help them improve their competitive advantage, bring reasonable investment benefits, achieve exciting win-win situations, and contribute our efforts to the energy-saving industry.

  • Efficient heat recovery coil

    Efficient heat recovery coil

    The coil is designed and selected to achieve a high flow rate, ensuring a high Reynolds coefficient, achieving low heat transfer temperature difference and high heat transfer efficiency, greatly reducing dependence on external heat sources.
  • Hydraulic module

    Hydraulic module

    The Mairuigao hydraulic module selects mainstream domestic and foreign products from the core components to every accessory, ensuring the quality and smooth performance of the entire Mairuigao product.
  • Controller

    Controller

    Based on the self-developed coil selection software and third-party software, with the self-developed active Thermal equilibrium software as the core, it can simulate the full operating conditions in combination with the 8760 parameters of the project location.
    • Corporate Mission and Value
  • cooperate

    cooperate

    With quality and ability, we will work together with customers to achieve mutual benefit and win-win situation.
  • innovate

    innovate

    Create a brand new product concept with new thinking and models.
  • develop

    develop

    Relying on digital control and high processing efficiency technology, we move forward steadily.
    • Customer Service and Support
  • Information feedback and consultation

    Information feedback and consultation
  • Control debugging and maintenance

    Control debugging and maintenance
  • Equipment installation and debugging

    Equipment installation and debugging
  • Data storage and management

    Data storage and management
  • Component maintenance and replacement

    Component maintenance and replacement
  • After sales service and maintenance

    After sales service and maintenance
    • Company News
  • The Spring Festival holiday has come to an end, and a new year has arrived. Facing 2023, with open forms and open development, we are ready to take action.

    The Spring Festival holiday has come to an end, and a new year has arrived. Facing 2023, with open forms and open development, we are ready to take action.

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  • On the morning of February 6th, Mr. Tan from Germanys Beifu Automation Co., Ltd. (China) and a team led by technician Yang Gong went to Mairuigao to carry out a technical exchange activity. The R&D personnel related to the heat recovery control system par

    On the morning of February 6th, Mr. Tan from Germanys Beifu Automation Co., Ltd. (China) and a team led by technician Yang Gong went to Mairuigao to carry out a technical exchange activity. The R&D personnel related to the heat recovery control system par

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  • Shandong Mairuigao will participate in the International Heating, Ventilation, Refrigeration, Kitchen and Bathroom Exhibition (ISH) in Frankfurt, Germany. The exhibition will be held from March 13th to 17th, 2023, with the theme of "Solutions for a Sustai

    Shandong Mairuigao will participate in the International Heating, Ventilation, Refrigeration, Kitchen and Bathroom Exhibition (ISH) in Frankfurt, Germany. The exhibition will be held from March 13th to 17th, 2023, with the theme of "Solutions for a Sustai

    Learn more>>

    • Contact Us

    TEL：0531-6656 1367

    E-mail：Albert@marigold.top

    Adress：Jiezheng Lingyu Square, No. 21477,

                 Youyou Road, Lixia District, Jinan

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