管道工安装，维修和保养管道，装置和用于住宅，商业和工业建筑的配水和废水处理等水暖器材。
Plumbers install, repair and maintain pipes, fixtures and other plumbing equipment used for water distribution and waste water disposal in residential, commercial and industrial buildings.
联系测量与监视装置供应商处理测量方案，测量技术和工艺，测量装置和检具使用，维护保养等相关适宜。
Contact with supplier of measurement and monitoring instrument to deal with measurement proposal, process, technology, application and maintenance for gauge.
负责弱电、电话系统、消防报警、监控系统等的维护和保养工作，同时协助处理音响及视频的安装、操作、维修及保养工作。
Responsible for the maintenance of the ELV, telephone systems, fire alarm, monitoring system. To assist the operation and maintenance work of the audio and video installation.
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