Significant rebound. DNA Advanced Medicine has announced that it has introduced the web customer experience and dropout prevention tool "KaiU" and the chat-type web customer experience tool "sinclo", and the buying trend has predominantly advanced. As part of its efforts to improve the purchase rate of the NIPT comprehensive support site that it operates, DNA Advanced Medicine has identified the dropout rate and site revisit rate as challenges, and aims to prevent dropouts on the site, promote appropriate site revisit timing, and increase the number of consultations and inquiries from the site, leading to the introduction of "KaiU" and "sinclo".