Taobao Express product operation refers to the promotion and operation of products through the Taobao Express tool. Taobao Express is a pay-per-click performance marketing tool provided by Taobao for sellers, which aims to help sellers achieve accurate promotion of products.

The reasons for the answer are mainly based on the following points:

First, as an advertising platform, the core purpose of Taobao Express is to provide sellers with more traffic and exposure opportunities. By placing advertisements, sellers can display their products on the search results page or other pages of Taobao to attract the attention of potential buyers.

Second, product operation is the key link for sellers to promote and manage products on the Taobao platform. It involves multiple aspects such as product listing, optimization, promotion and after-sales service. As part of product operation, Taobao Express helps sellers increase the click-through rate and conversion rate of products through accurate advertising, thereby improving sales performance.

Finally, the pay-per-click model of Taobao Express allows sellers to control advertising costs more flexibly, while adjusting and optimizing according to actual results. This flexible delivery method makes product operation more efficient and accurate.

To sum up, Taobao Express product operation refers to the use of Taobao Express as a tool to promote and operate products, aiming to increase product exposure and conversion rate, thereby improving sellers' sales performance.