Richard contributed targeted engineering work to the ant-design/ant-design-web3 and facebook/react repositories, focusing on stability and maintainability. In ant-design/ant-design-web3, he resolved build compatibility issues caused by an Ant Design upgrade by configuring next.config.js to transpile the rc-input package, and updated both English and Chinese documentation to streamline onboarding. For facebook/react, Richard addressed a subtle bug in React Fiber’s update scheduling by correcting the execution context check in scheduleUpdateOnFiber, improving reconciliation reliability. His work demonstrated depth in JavaScript and React, with a strong emphasis on configuration management and clear, bilingual documentation to support ongoing project evolution.