During July 2025, Bing Li focused on improving documentation quality in the dotty-staging/dotty repository. He addressed a specific issue in the indentation.md file by correcting a misplaced tag within an EBNF grammar example, ensuring the documentation accurately reflected the intended grammar rules. This targeted Markdown update reduced potential confusion for users referencing the material and contributed to the maintainability of the documentation. Bing Li’s disciplined approach to documentation maintenance, using clear and traceable commits, demonstrated attention to detail and a commitment to supporting downstream users. His work primarily involved documentation skills and proficiency with Markdown for technical writing.