出價調節係數
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
出價調節係數可讓您調整特定條件的出價,而不必變更廣告活動或廣告群組的指定目標。舉例來說,廣告群組的行動裝置出價調節係數不會排除其他類型裝置的曝光,但可讓您提高或降低行動曝光的出價。
如要進一步瞭解出價的運作方式和如何設定出價調整係數,請參閱出價指南。
廣告活動出價調節係數
您可以使用 CampaignBidModifierService
,在廣告活動層級為下列條件類型指定出價調節係數。
InteractionTypeInfo
- 使用其中一個預先定義的
InteractionType
列舉,定義 InteractionTypeInfo
條件。CALL
是廣告活動出價調整幅度唯一支援的列舉值。
廣告群組出價調節係數
您可以使用 AdGroupBidModifierService
,在廣告群組層級為下列條件類型指定出價調整幅度:
DeviceInfo
- 使用其中一個預先定義的 Device 列舉,定義
DeviceInfo
條件。
- 各種飯店廣告條件
- 如需更多詳細資料,請參閱飯店廣告出價調整幅度指南。
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上次更新時間:2025-08-27 (世界標準時間)。
[null,null,["上次更新時間:2025-08-27 (世界標準時間)。"],[[["\u003cp\u003eBid modifiers adjust bids for specific criteria like device type or interaction type without altering campaign targeting.\u003c/p\u003e\n"],["\u003cp\u003eCampaign-level bid modifiers can be set for interaction types, currently supporting only call interactions.\u003c/p\u003e\n"],["\u003cp\u003eAd group bid modifiers can be applied to device types and various Hotel Ads criteria.\u003c/p\u003e\n"],["\u003cp\u003eYou can increase or decrease bids for specific criteria using bid modifiers, such as raising bids for mobile impressions.\u003c/p\u003e\n"],["\u003cp\u003eDetailed information on bidding and bid modifier setup can be found in the Bidding guide linked within the content.\u003c/p\u003e\n"]]],[],null,["# Bid modifiers let you adjust bids for a specific criterion without changing the\ntargeting of your campaign or ad group. For example, an ad group bid modifier\nfor mobile devices doesn't exclude impressions for other types of devices, but\nit does let you raise or lower your bids for mobile impressions.\n\nFor more information on how bidding works and how to set bid modifiers, see our\n[Bidding guide](/google-ads/api/docs/campaigns/bidding/overview).\n\nCampaign bid modifiers\n----------------------\n\nYou can specify bid modifiers at the campaign level for the following criteria\ntype using the [`CampaignBidModifierService`](/google-ads/api/reference/rpc/v21/CampaignBidModifierService).\n\n[`InteractionTypeInfo`](/google-ads/api/reference/rpc/v21/InteractionTypeInfo)\n: Define `InteractionTypeInfo` criteria using one of the predefined\n [`InteractionType`](/google-ads/api/reference/rpc/v21/InteractionTypeEnum.InteractionType)\n enums. `CALL` is the only supported enum value for campaign bid modifiers.\n\nAd group bid modifiers\n----------------------\n\nYou can specify bid modifiers at the ad group level for the following criteria\ntypes using the [`AdGroupBidModifierService`](/google-ads/api/reference/rpc/v21/AdGroupBidModifierService).\n\n[`DeviceInfo`](/google-ads/api/reference/rpc/v21/DeviceInfo)\n: Define the `DeviceInfo` criteria using one of the predefined [Device](/google-ads/api/reference/rpc/v21/DeviceEnum.Device) enums.\n\nVarious Hotel Ads criteria\n: Check out the [Hotel Ads bid modifier\n guide](/google-ads/api/docs/hotel-ads/bidding/create-ad-group-bid-modifier) for more\n details."]]