The HarmonyOS ecosystem is collaboratively scripting a fresh chapter of technology for social good alongside millions of developers. Acting as a conduit that links developers' ingenuity with societal demands, it highlights the splendor of the digital era through innovative app developments, such as iShenzhen, Wusheng App, State Grid Online, and ICBC. The iShenzhen app, tailored for HarmonyOS, embodies a deep collaborative spirit, achieving extensive nationwide reach within both government and corporate sectors. Backed by the HarmonyOS team, the Wusheng App is committed to the ethos of 'addressing even the minutest needs,' nurturing the proliferation of 'petite yet exquisite' applications. State Grid Online harnesses the capabilities of HarmonyOS to offer groundbreaking user experiences, while ICBC prioritizes security and service innovation. Presently, over 23,000 apps have engaged in HarmonyOS's joint innovation endeavors, with the open-source HarmonyOS witnessing swift growth. HarmonyOS and developers are forging ahead in unison, driven by the shared vision of 'technology enhancing life.' This underscores that a thriving ecosystem is the optimal choice for millions of developers, solidifying the bedrock of Digital China and enriching the lives of its citizens.