Hi citideals,

We are happy that you are joining the 11.11 campaign! To answer your question, it would be possible for you to duplicate your products from 11.11 to 12.12 Sale. In joining the 11.11 campaign, after you click "Join now", the Policies under the Campaign will pop up. By clicking "Agree" another pop-up will show indicating if the seller wants the same products to be posted to 12.12 and other Campaigns showing in the pop-up as well. Through this, the same products that you posted for 11.11 will be registered for the 12.12 campaign as well. Happy Selling!