Performance: Since the DLZ-12 compact design , small size , so according to the volume of requests into smaller ring from a drawer.

性能简介：由于DLZ-12设计结构紧凑，体积小，故能安装进体积要求较小的环网柜内。

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DLZ pays much attention to the development of personnel's potentials, organizes various trainings regularly to promote their overall quality.

德利众非常注重开发员工潜能，定期开展各项培训，全面提升员工整体素质。

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