为维护广大参展商的利益，保证洽谈有序进行，展场内不允许高声播放音响(最大70分贝)。
In order to keep the benefits of wide exhibition attendees, assure the orderly negotiation, in the exhibition hall it is not permissible to broadcast loudly (Maximum 70 decibels).
为维护广大参展商的利益，保证洽谈有序进行，展场内不允许高声播放音响(最大70分贝)。
In order to keep the benefits of wide exhibition attendees, assure the orderly negotiation, in the exhibition hall it is not permissible to broadcast loudly (Maximum 70 decibels).
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