Jean-Louis Lenglet, the French international defender, has made a significant impact on Lyon's defensive system in the January transfer window. With his arrival at the club, Lyon has significantly improved their defensive capabilities and is now considered one of the top teams in France.

Lenglet, who was born on November 24, 1997, started his career with Bordeaux before joining Lyon in 2015. He quickly established himself as a key player for the club and has since become one of the best defenders in France. His signing by Lyon in January marked a major step forward for the team, as he brings a wealth of experience and skill to the squad.

One of the most impressive aspects of Lenglet's game is his ability to read the game and anticipate plays. This allows him to make crucial interceptions and clearances, which are essential in any defensive setup. Additionally, his positioning and work rate make him a formidable presence in the backline, which can be crucial in maintaining a high defensive line.

Lenglet's addition to Lyon's defense has also had a positive impact on the team's overall performance. The addition of such a talented player has boosted the team's confidence and helped them perform better under pressure. This, in turn, has led to more wins and improved results for the team.

Overall, Jean-Louis Lenglet's signing in January has been a huge success for Lyon. Not only has he brought in a new talent to the squad but has also significantly improved Lyon's defensive capabilities. His presence will undoubtedly help Lyon continue to compete at the highest level and push for honours in the coming seasons.