From 8 p.m. to 8 a.m. the following morning, a telephone answering machine enables callers to record their questions and telephone numbers so that a specialist can call them back in the morning.
晚間八時至翌晨八時，則有電話錄音設備，查詢者可留下問題和電話號碼，熱線會主動打電話提供諮詢服務。