Dalian's strong opponent in the CSL matches is CSL: Dalian.

Dalian, also known as "The Pearl City", is one of China's most popular and well-known cities, known for its rich history, beautiful scenery, and cultural attractions. However, this city has faced significant challenges in recent years due to its economic development, which has led to rapid urbanization and population growth. One of these challenges is the fierce competition for resources and opportunities between the various sports clubs based in Dalian.

One of the strongest opponents in the Chinese Super League (CSL) is the Dalian Aces. The Dalian Aces are a professional football club that plays in the Chinese Super League. They have been competing fiercely with other teams from all over China for the past few years, but they remain one of the most competitive clubs in the league.

The Dalian Aces have a strong team spirit, and their players often perform at a high level despite facing tough competition. They have won many trophies during their time in the league, including the Chinese Super League title in 2018.

However, the Dalian Aces have faced some challenges in recent years. One of them is the increasing pressure on the club's financial situation. The club has struggled to pay off debts and invest in new facilities, which has made it difficult for them to compete with other clubs in the league.

Another challenge for the Dalian Aces is the growing popularity of Chinese football, which has led to increased interest among fans and supporters of other domestic leagues. This has made it more difficult for the Dalian Aces to maintain their position in the league.

Despite these challenges, the Dalian Aces still remain a formidable force in the Chinese Super League. They have shown resilience and determination throughout their career, and they continue to work hard to improve their performance and compete against other top clubs in the league.

In conclusion, while there are certainly challenges for the Dalian Aces in the Chinese Super League, they have remained a strong and competitive force in the league, and their players have continued to perform at a high level despite the ongoing pressure on the club's finances and popularity. With perseverance and dedication, the Dalian Aces can continue to compete at the highest level and achieve success in the future.