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News

  • Study on killing effect on aerosol microorganism by pulse electric field and its mechanism

    Study on killing effect on aerosol microorganism by pulse electric field and its mechanism

    REN Zhe,YANG Quan1, WEI Yuan1 ( Institute of Disease Control and Prevention of PLA, Beijing 100071; 1 Chongqing Pargo Machinery Equipment Co., ltd.China) Abstract Objective To study the killing effect of aerosol microorganism by pulse electric field ( PEF) and its mechanism. Methods Accordi...
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  • Winter Maintenance Guide for Holtop Air Handling Unit Coil

    Winter Maintenance Guide for Holtop Air Handling Unit Coil

    Water have been used to cool and heat air in finned-tube heat exchange coils almost since the inception of heating and air conditioning. Freezing of the fluid and the resultant coil damage have also been around for the same length of time. It is a systematic problem that many times is preventable...
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  • New Products Launching of Holtop Rooftop Air Conditioning Units

    New Products Launching of Holtop Rooftop Air Conditioning Units

    Holtop air-conditioning products have added a new member - Holtop rooftop air-conditioning unit. It integrates cooling, heating and air purification function all in one unit, and the integral structure is environmentally friendly, stable and reliable. The main features are showed as following. 1...
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  • Beijing Issued the Ultra-low Energy Residential Building Standards

    Beijing Issued the Ultra-low Energy Residential Building Standards

    Earlier this year, the BEIJING local Building and Environment Departments had published the new “Design Standard for Ultra-low Energy Residential Building (DB11/T1665-2019)”, in order to implement relevant laws and regulations on ENERGY-SAVING and ENVIRONMENT PROTECTION, to lower residential buil...
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  • “GB/T21087-2020″ National Standard is Released, and Holtop Participates in Editing Again

    “GB/T21087-2020″ National Standard is Released, and Holtop Participates in Editing Again

    National Standard /GB/T 21087/ Holtop once again participated in the compilation of the National Standard for Energy Recovery Ventilators for Outdoor Air Handling GB/T21087-2020. The competent authority of this standard is the Ministry of Housing and Urban-Rural Development. It will be implement...
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  • Holtop Donated Energy Recovery Ventilators to Ruikangyuan Elderly Care Center

    Holtop Donated Energy Recovery Ventilators to Ruikangyuan Elderly Care Center

    On November 17, 2020, representatives of the Holtop Group came to the Ruikangyuan Elderly Care Center and donated 102sets of fresh air energy recovery ventilators to the Ruikangyuan Elderly Care Center, with a total value of 1.0656 million yuan. Respecting and caring the elderly has always been ...
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  • HOLTOP Signs Strategic Cooperation Agreements with Galaxy Real Estate, Tianshan Real Estate and Yuchang Real Estate

    HOLTOP Signs Strategic Cooperation Agreements with Galaxy Real Estate, Tianshan Real Estate and Yuchang Real Estate

    HOLTOP continues to provide complete fresh air products and solutions for the real estate industry, and strives to realize the vision of bringing HOLTOP healthy fresh air to the world. In November 2020, HOLTOP Group once again sign strategic cooperation contract with three real estate enterprises...
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  • HOLTOP Commercial Small Ceiling Fresh Air Ventilation System

    HOLTOP Commercial Small Ceiling Fresh Air Ventilation System

    HOLTOP Commercial Small Ceiling Fresh Air Ventilation System-the First Choice For Commercial Applications Such as Offices and Schools! Ceiling Series Energy Recovery Ventilator, Fresh Air Purification Ventilator  HOLTOP small ceiling energy recovery ventilator (air cleaner) is tailored for commer...
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  • Holtop Won the China Top Ten Brands of Fresh Air!

    Holtop Won the China Top Ten Brands of Fresh Air!

    On November 9, the official website of the Clean Fresh Air Committee issued an announcement to officially announce the results of the 2019-2020 China Top Ten Brands of Fresh Air.  HOLTOP was awarded the “China Top Ten Brands in Purification and Fresh Air Industry”! The selection activ...
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  • ASHRAE EPIDEMIC AIR FILTRATION

    ASHRAE EPIDEMIC AIR FILTRATION

    Mechanical Air Filters Filters consist of media with porous structures of fibers or stretched membrane material to remove particles from airstreams. Some filters have a static electrical charge applied to the media to increase particle removal. Since the efficiency of these filters often drops o...
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  • HVAC Systems Guidance for Safer Schools

    HVAC Systems Guidance for Safer Schools

    When we talk about air pollution, we generally think of the air outside, but with people spending an unprecedented amount of time indoors, there has never been a more fitting juncture to consider the relationship between health and indoor air quality (IAQ). COVID-19 spreads mainly between people ...
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  • HOLTOP Showed Respect to Elderly in Double Ninth Festival

    HOLTOP Showed Respect to Elderly in Double Ninth Festival

    The Double Ninth Festival, also known as Chongyang Festival, is held on the ninth day of the ninth lunar month. It is also known as the Senior Citizens’ Festival. HOLTOP Group cares for the elderly and showed respect to them at that day. Holtop sincerely invite Beijing’s Founding Meri...
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