3851 3681 — Spam Report / 垃圾電話報告

About this number / 關於此號碼

3851 3681 often leans on third-party product or service pitches delivered through cold-call outreach and comes across as an irritating outsourced promotion call. For repeated calls, noting the timing and script can help you judge whether the pattern is consistent. Even when the displayed number looks familiar, confirm that the speaker really represents that organisation.

3851 3681 多數不是善意跟進，而是以第三方產品或服務促銷和冷撥銷售包裝的令人反感的外判促銷來電。 遇到重複來電時，記下時間與內容有助分辨是否屬同一類推廣或可疑接觸。 即使來電顯示是熟悉號碼，也應留意對方是否真的代表該機構。

What to do / 應對方法

Do not return calls to unknown numbers. If you did not expect this call, it is best to ignore it. You can block this number on your phone.
不要回撥陌生號碼。如果你沒有預期此來電，最好忽略它。你可以在手機上封鎖此號碼。

How to block / 如何封鎖

iPhone: Settings → Phone → Blocked Contacts → Add New.
Android: Recent Calls → tap the number → Block / Report spam.