Hi k.Joy,
QTY_SOLD_PROMOTION works just like QTY_SOLD_MARKDOWN, you need go under Mian Menu > Master Tables > Style > Style Entry, Select a style then chose Prices and set Price status to “Promotion”
You will then need to send the changes to POS via POS Interfaces, please work with Thanapong to validate that your changes are sent to POS.
Then every time POS sales that style you will have data populated into QTY_SOLD_PROMOTION after the interface jobs are run.