主营产品：One-card meal vending machine series Smart dining table series Smart parking inducement Attendance machine series Guidance system Public bathroom water-saving controller Sidewalk gate series Attendance machine series IC card smart water and electricity meter
主营产品：Environmental sanitation property management facilities and equipment, mining high and low voltage electromechanical equipment, various special machinery and vehicles, various electric cleaning vehicles, patrol vehicles and accessories, various types of oil for vehicles, various cleaning supplies, labor protection hardware, etc.
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Vertical humidifier 
