Introducing the [H5] category work titled 'Double 11 Big Sale Event' created by Eqxiu, the online design platform. This work is crafted for Lan Si Dai Maternity and Child Care Center, Paojiang Branch, to promote their Double 11 special sale event. The content highlights the exciting offer of pre-paying 1 yuan to enjoy an annual membership card. The event is set from now until November 11, 2021. Lan Si Dai, a brand themed on gratitude culture, has been dedicated to postpartum health for many years, establishing nearly 1000 maternity and child care centers across over 100 Chinese cities, training over 1000 milk management consultants and 3000 postpartum recovery consultants. They have provided scientific postpartum care solutions to tens of thousands of Chinese postpartum mothers, making them more beautiful, healthy, and confident. The Double 11 special offers include现场惊爆价 (现场惊爆价), where pre-paying 1 yuan before November 10th allows customers to enjoy a 1111 yuan annual membership card on the Double 11 day. Customers can choose from a variety of services like 三焦背部排毒 (Trinity and Back Detox), 面部护理 (Facial Care), 草本动能泥灸 (Herbal Power Mud Moxibustion), 私密SPA (Private SPA), and 产后元气补充 (Postpartum Vitality Boost). This work showcases the efficiency and versatility of Eqxiu's online design platform with a rich template library, enabling quick and easy creation of professional-looking H5 content.