lt-in maintenance platform, large interior space, convenient for maintenance;3, High air duct design, unique exhaust system to ensure ventilation quantity, fast heat dissipation, ensure the cooling effect;4, Low noise, the vulnerable parts using domestic famous brand, low failure rate, cheap maintenance cost;5, The cooler adopts anti-freezing and energy-saving design, ensure to drain up circulating water to avoid freezing in the northern region with low temperature;6, The appearance design confo