The choice between AliExpress Smart Investment and Self-investment needs to be decided according to your actual situation and needs.

If you are a beginner or do not have much time and energy to place ads, then AliExpress Smart Investment may be more suitable for you. Because AliExpress Smart Investment can automatically adjust search traffic and recommended traffic according to the algorithm, it has a large flow rate, good conversion effect, high investment rate, clear investment data, and is suitable for merchants with limited energy, saving worry. However, it should be noted that the use of AliExpress Smart Investment requires payment and may have a certain learning cost.

If you have certain advertising experience and have enough time and energy to place ads, then Self-investment may be more suitable for you. Because Self-investment can more flexibly control the budget, bidding, and delivery channels of advertising, etc., and can be adjusted and optimized according to actual conditions. However, it should be noted that Self-investment requires certain advertising skills and experience, and it takes more time and energy to manage and optimize ads.

In summary, whether to choose AliExpress Smart Investment or Self-investment needs to be decided according to your actual situation and needs. If you are a beginner or have limited energy, you can consider using AliExpress Smart Advertising; if you have some experience in advertising and have enough time and energy to manage ads, you can consider advertising yourself.