Daily maintenance for Air-conditioner, Generator, Heater, Fire facility, Elevator and so on.
空调、发电机、热水器、消防设施、电梯的日常维护保养。
Snowkid" elevator air conditioner is the latest elevator accessory product developed by Nanjing Land Technology Co. , Ltd. for clients in the elevator industry only."
小雪人”牌电梯空调是南京朗得科技有限公司专为电梯行业用户研制开发的最新电梯配套产品。
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