The eCPM is lower than the average, but they can't find the reason and want to know the specific optimization plan.

1. Integrate TradPlus SDK to generate funnel data, and find abnormal indicators.

2. Low app fill rate: App fill rate is low because the app requests the ad network too frequently.

3. Low call show rate: The ad scene is single and the entrance is not obvious.

1. Modify ad request strategy, use TradPlus auto-reload to reduce invalid requests to increase ad fill rate and eCPM.

2. Enrich the bottom floor of waterfall and add ad sources to increase app fill rate and eCPM.