做好维修保养是延长使用寿命，降低费用，提高经济效益的重要途径，为此请用户注意。
To make maintaining is the key methods to prolong the machine's usage life, reduce charges and improve the economic benefits. Please note.
在安装及维修保养质量方面得到惠州市质量技术监督局及用户的一致好评。
At the installation and maintenance of the quality aspects of quality and Technical Supervision HUIZHOU and users alike.
对已过质量保修期的工程公司每年访问用户使用 防火卷帘门 情况，免费提供技术咨询，同时送最优惠价格的维修保养计划书。
Visit the user who pass the deadine of quality guarantee, freely provide the technology information and the paper of maintenance at the best price.
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