I'm sorry, but as an AI language model, I do not have access to real-time information or news updates. Therefore, I cannot provide you with Li Lei's latest injury update for Beijing Guoan. However, I can suggest some ways to find such information:
1. Check the official website of Beijing Guoan: The club usually provides regular updates about their players' injuries and recoveries.
2. Follow the team's social media accounts: Many football clubs have active social media pages where they share news and updates about their players.
3. Consult sports news websites: Websites like ESPN,Champions League News Flash BBC Sport, and Reuters often cover sports events and updates in real-time.
4. Ask a professional: If you're a fan of Beijing Guoan, you might be able to get more specific information from someone who follows the team closely.
Please keep in mind that any personal injury is serious business, and it's always best to check the source of the information and ensure its accuracy before sharing it.