his new partner, Yoo Yeon-seong, in the final of the Denmark Open, first round of the China Open, and also in the semi-finals of the Hong Kong Open. The duo later won the season-ending tournament title, the BWF Superseries Finals, defeating Koreans Kim Gi-jung and Kim Sa-rang in straight sets. For their achievements in 2013, Setiawan and Ahsan took the number one position in the BWF world ranking in November 2013. 2014–2016: First All England title and Asian Games gold In March 2014, Ahsan and Setiawan won the All England Open after beating the Japanese paring of Hiroyuki Endo and Kenichi Hayakawa in the final. This is the first All England title for both players. They were included in the Indonesian squad at the 2014 Thomas Cup in New Delhi. At that tournament, Ahsan and Setiawan won their first match against Lee Yong-dae and Yoo Yeon-seong, and led Indonesia won 3–2 in the quarter-finals tie against South Korea. Indonesia was then defeated by Malaysia in the semi-finals. Ahsan and Setiawan again lost to Lee and Yoo in the finals of the Japan and Indonesia Opens. They then recorded their second win over the Korean pair Lee and Yoo in the men's doubles final of the 2014 Asian Games, claiming Ahsan's first ever Asian Games gold. In November, Ahsan and Setiawan won the Hong Kong Open. They later played at the invitational tournament, "Glory to the King", and won the men's doubles title after beating host pair Bodin Isara and Pakkawat Vilailak in the final. Ahsan and Setiawan captured three titles in 2015, the Malaysia Open, BWF World Championships, and at the Dubai World Superseries Finals. Their victory begins with defeating Lee Yong-dae and Yoo Yeon-seong in the final of the Malaysia Open in April. At the Asian Championships, they reached the finals, losing out to top seed Lee and Yoo in a close rubber games. At the Sudirman Cup, they were able to contribute points for the Indonesian team, by defeating the four-time World Champions Cai Yun and Fu Haifeng, but China took the next 3 matches, so that Indonesia cannot advance to the final. Ahsan and Setiawan also stopped in the semi-finals of the Indonesia and Chinese Taipei Opens. The duo then won their second World Championships title as a pair, after winning the 2015 BWF World Championships in their home country. They defeated Lee and Yoo in straight