Shenzhen's CSL (China League Soccer) is one of the most successful clubs in China, known for its success in European leagues and domestic competitions. However, this success has not always been without challenges, particularly with regards to relegation.

The Chinese Football League (CFL), which oversees Shenzhen's CSL, is divided into two divisions: the top tier, which consists of teams from the Chinese Super League (CSL), and the lower division, which includes clubs from other domestic leagues. The league system also allows for a certain number of automatic relegations from the top tier.

In recent years, Shenzhen's CSL has struggled to maintain its status as a strong team in the league. This has led to several attempts at relegation over the past few seasons, but each time, the club has managed to bounce back and gain promotion back to the top tier.

One of the main reasons why Shenzhen's CSL struggles to maintain its status as a strong team in the league is due to the high level of competition within the league. Many of the top teams in the league have access to higher-level talent and resources, making it difficult for smaller clubs to compete effectively against them.

Another reason why Shenzhen's CSL struggles is due to the lack of competitive exposure for the club. While the league system provides some opportunities for players to develop their skills, it does not provide enough time or space for clubs to grow and develop their reputation in the sport.

Despite these challenges, Shenzhen's CSL remains a significant force in the Chinese football landscape, and there are still many talented young players who could potentially make their mark on the league in the future.