Kay Xu founded WeDiscover in 2015 to provide cross-cultural, experiential learning programs in innovation, sustainability, and social entrepreneurship. In 2019, she co-founded Founders Breakfast, a weekly Friday morning community event gathering startup founders, corporate representatives, industry leaders, and experts to learn, share, and connect. She also served on the core organising team for the BEYOND International Technology Innovation Conference in Macau in May 2025 and 2026, focusing on international innovation ecosystem outreach. On Earth Day 2025, she launched Climate Commons to host dialogue on climate topics.