2009–2013

In July 2009, Chan won his first senior international title with Lim Khim Wah at the Thailand Open by defeating compatriots Choong Tan Fook and Lee Wan Wah in the final.^[2] In October 2009, Chan and Goh Liu Ying reached their first international tournament final at the Vietnam Open but were defeated by Flandy Limpele and Cheng Wen-hsing.

In April 2010, they became the country's first ever mixed doubles champions in a top-flight international tournament after winning the Badminton Asia Championships by defeating South Korean's Yoo Yeon-seong and Kim Min-jung in the final.^[3] At the 2010 Commonwealth Games, he won the gold medal in mixed team event. In the mixed doubles event, Chan and Goh lost the bronze medal match to Chayut Triyachart and Yao Lei.

In May 2011, they finished as runner-ups to Indonesian pair, Tontowi Ahmad and Lilyana Natsir in the final of the Malaysia Open. In November 2011, they won the Bitburger Open after defeating Denmark's Thomas Laybourn and Kamilla Rytter Juhl.

In March 2012, they reached the semi-finals of the All England Open before losing to the eventual champions, Tontowi Ahmad and Lilyana Natsir. In the following month, they became the runner-up of the Australia Open after losing to Chinese Taipei's Chen Hung-Ling and Cheng Wen-Hsing in the final. They gained their first ever Malaysia Open crown by beating Indonesian pair, Irfan Fadhilah and Weni Anggraini.

Chan at the 2013 French Open

Chan and Goh represented Malaysia at the 2012 London Olympics. They were the first ever Malaysian mixed doubles pair to qualify for the Olympic Games.^[4] They lost all three group matches and failed to progress to quarter-finals in their Olympics debut. In September 2012, Chan and Goh won their first Super Series title at the Japan Open by beating Muhammad Rijal and Lilyana Natsir. In November 2012, they reached the final of the China Open but were defeated by top seed, Xu Chen and Ma Jin in straight sets.

In January 2013, Chan and Goh became the runner-ups of the Malaysia Open after losing to Joachim Fischer Nielsen and Christinna Pedersen in the final.

2014–2017

In January 2014, Lai Pei Jing was chosen as his new partner while Goh went on hiatus to recover from knee surgery.^[5] In their first international competition together, Chan and Lai reached the final of Austrian International before losing to Robert Mateusiak and Agnieszka Wojtkowska.^[6]

In April 2014, Chan briefly resumed his partnership with Goh at the Singapore Open.^[7] Chan resumed his partnership with Lai after Goh decided to undergo surgery on both her knees and being out of action for the rest of the year.^[8] At the 2014 Commonwealth Games, Chan won the gold medal in the mixed team event.^[9] In the individual mixed doubles event, Chan and Lai lost the bronze medal match to Robert Blair and Imogen Bankier.

Chan resumed his partnership with Goh in 2015 where they won three titles that year: the Polish Open, Russian Open and the Mexico Open.^[10][11] At the 2015 SEA Games, they won a silver medal after losing to Indonesia's Praveen Jordan and Debby Susanto in the mixed doubles final.^[12]

In February 2016, they were runner-ups of the inaugural edition of Thailand Masters after losing to unseeded Chinese pair, Zheng Siwei and Chen Qingchen in the final. In March 2016, they clinched their first title of the year by winning the New Zealand Open.^[13] In April 2016, they lost to Indonesian pair, Tontowi Ahmad and Lilyana Natsir in the final of the Malaysia Open.

Goh and Chan qualified for 2016 Summer Olympics in Rio de Janeiro. They won their first two group stage matches but lost the third to Indonesian pair, Tontowi Ahmad and Liliyana Natsir. They finished as group runner-ups and progress to quarter finals round. In the quarter finals, they beat Poland's Robert Mateusiak and Nadieżda Zięba. In the semi-finals, they beat China's Xu Chen and Ma Jin in straight sets to reach the final.^[14]

In the final, they had to settle for silver medal after they were beaten by Tontowi Ahmad and Liliyana Natsir for the second time in the tournament.^[15] Despite the fact that Goh and Chan lost in the final, they had created history by being the first Malaysian mixed doubles pair to claim an Olympic medal.

In March 2017, Chan and Goh became the first Malaysian mixed doubles pair to reach the All England Open final since 1955. They were close to winning but lost to China's Lu Kai and Huang Yaqiong in rubber sets, in which a few controversial fault calls were made by the umpire against them.^[16] In April 2017, they reached the semi-finals of Indian Open but were forced to concede a walkover to Zheng Siwei and Chen Qingchen after Goh fell ill. They later suffered a first round loss to Edi Subaktiar-Gloria Emanuelle Widjaja in the Malaysia Open.

With Goh out of action due to injury, Chan was paired up with Peck Yen Wei at the Indonesian Open where they reached the semi-finals.^[17] In June 2017, he paired up with Cheah Yee See where they reached the quarter-finals of the Australian Open.^[18] In July 2017, the pair won their first career title together at the Russia Open.^[19] At the 2017 SEA Games, he won silver in the men's team and bronze in the individual mixed doubles events. In September 2017, Chan and Cheah reached the semifinal of the Korea Open before losing to Wang Yilyu and Huang Dongping.^[20]

2018–present

In January 2018, he resumed his partnership with Goh and they won the Thailand Masters. Chan participated in the 2018 Commonwealth Games where he won the silver medal in the mixed team event. Chan and Goh reached the semifinals of the individual mixed doubles event before being defeated by Chris Adcock and Gabby Adcock. They later acquired the bronze medal by defeating Indian pair Satwiksairaj Rankireddy and Ashwini Ponnappa.^[21]

In December 2018, he announced his resignation from the Badminton Association of Malaysia (BAM) alongside his partner, Goh Liu Ying effective 1 January 2019.^[22] He also participated in the 2018–19 Malaysia Purple League representing Ampang Jaya Badminton Club by partnering temporarily with Shevon Jamie Lai.^[23] He was also a temporary coach for Tan Wee Kiong and Goh V Shem.

In July 2021, Chan with his partner Goh competed at the 2020 Summer Olympics,^[24] but were eliminated in the group stage.^[25]

On December 6, 2021, Chan announced in an Instagram post that he and Goh have decided to split up after 13 years of playing badminton together.^[26] Chan will continue his career in badminton after splitting up for good with Goh.^[27] He rejoined BAM starting from 1 January 2022.^[28][29] Valeree Siow was chosen as Chan's new partner and the India Open was their first tournament together.^[30][31] From May 2022, Chan resumed his 2017 partnership with Cheah Yee See, their first competition together being the Indonesia Open.^[32]

Sponsorship

In May 2019, Chan and Goh were appointed by as Yobick Malaysia brand ambassadors.^[34]

Olympic Games

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2016	Riocentro - Pavilion 4, Rio de Janeiro, Brazil	Goh Liu Ying	Tontowi Ahmad Liliyana Natsir	14–21, 12–21	Silver

Commonwealth Games

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2018	Carrara Sports and Leisure Centre, Gold Coast, Australia	Goh Liu Ying	Satwiksairaj Rankireddy Ashwini Ponnappa	21–19, 21–19	Bronze

Asian Championships

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2010	Siri Fort Indoor Stadium, New Delhi, India	Goh Liu Ying	Yoo Yeon-seong Kim Min-jung	21–17, 20–22, 21–19	Gold

SEA Games

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2009	Gym Hall 1, National Sports Complex, Vientiane, Laos	Goh Liu Ying	Songphon Anugritayawon Kunchala Voravichitchaikul	18–21, 13–21	Bronze
2015	Singapore Indoor Stadium, Singapore	Goh Liu Ying	Praveen Jordan Debby Susanto	21–18, 13–21, 23–25	Silver
2017	Axiata Arena, Kuala Lumpur, Malaysia	Cheah Yee See	Dechapol Puavaranukroh Sapsiree Taerattanachai	16–21, 21–18, 21–23	Bronze

BWF World Tour (5 titles, 2 runners-up)

The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018,^[35] is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tour is divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.^[36]

Mixed doubles

Year	Tournament	Level	Partner	Opponent	Score	Result
2018	Thailand Masters	Super 300	Goh Liu Ying	Dechapol Puavaranukroh Puttita Supajirakul	21–15, 14–21, 21–16	Winner
2018	Australian Open	Super 300	Goh Liu Ying	Seo Seung-jae Chae Yoo-jung	12–21, 21–23	Runner-up
2018	U.S. Open	Super 300	Goh Liu Ying	Marvin Seidel Linda Efler	21–19, 21–15	Winner
2018	Indonesia Open	Super 1000	Goh Liu Ying	Tontowi Ahmad Liliyana Natsir	17–21, 8–21	Runner-up
2019	Thailand Masters	Super 300	Goh Liu Ying	Dechapol Puavaranukroh Sapsiree Taerattanachai	21–16, 21–15	Winner
2019	New Zealand Open	Super 300	Goh Liu Ying	Praveen Jordan Melati Daeva Oktavianti	21–14, 16–21, 29–27	Winner
2023	Malaysia Masters	Super 100	Cheah Yee See	Pakkapon Teeraratsakul Phataimas Muenwong	21–9, 17–21, 21–10	Winner

BWF Superseries (1 title, 4 runners-up)

The BWF Superseries, which was launched on 14 December 2006 and implemented in 2007,^[37] was a series of elite badminton tournaments, sanctioned by the Badminton World Federation (BWF). BWF Superseries levels were Superseries and Superseries Premier. A season of Superseries consisted of twelve tournaments around the world that had been introduced since 2011.^[38] Successful players were invited to the Superseries Finals, which were held at the end of each year.

Mixed doubles

Year	Tournament	Partner	Opponent	Score	Result
2012	Japan Open	Goh Liu Ying	Muhammad Rijal Liliyana Natsir	21–12, 21–19	Winner
2012	China Open	Goh Liu Ying	Xu Chen Ma Jin	15–21, 17–21	Runner-up
2013	Malaysia Open	Goh Liu Ying	Joachim Fischer Nielsen Christinna Pedersen	13–21, 18–21	Runner-up
2016	Malaysia Open	Goh Liu Ying	Tontowi Ahmad Liliyana Natsir	21–23, 21–13, 16–21	Runner-up
2017	All England Open	Goh Liu Ying	Lu Kai Huang Yaqiong	21–18, 19–21, 16–21	Runner-up

  BWF Superseries Finals tournament

  BWF Superseries Premier tournament

  BWF Superseries tournament

BWF Grand Prix (7 titles, 4 runners-up)

The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.

Men's doubles

Year	Tournament	Partner	Opponent	Score	Result
2009	Thailand Open	Lim Khim Wah	Choong Tan Fook Lee Wan Wah	20–22, 21–14, 21–11	Winner

Mixed doubles

Year	Tournament	Partner	Opponent	Score	Result
2009	Vietnam Open	Goh Liu Ying	Flandy Limpele Cheng Wen-hsing	23–25, 19–21	Runner-up
2011	Malaysia Grand Prix Gold	Goh Liu Ying	Tontowi Ahmad Liliyana Natsir	21–18, 15–21, 19–21	Runner-up
2011	Bitburger Open	Goh Liu Ying	Thomas Laybourn Kamilla Rytter Juhl	21–18, 14–21, 27–25	Winner
2012	Australian Open	Goh Liu Ying	Chen Hung-ling Cheng Wen-hsing	20–22, 21–12, 21–23	Runner-up
2012	Malaysia Grand Prix Gold	Goh Liu Ying	Irfan Fadhilah Weni Anggraini	21–12, 21–14	Winner
2015	Russian Open	Goh Liu Ying	Yuta Watanabe Arisa Higashino	21–14, 21–12	Winner
2015	Mexico City Grand Prix	Goh Liu Ying	Choi Sol-gyu Eom Hye-won	21–14，21-12	Winner
2016	Thailand Masters	Goh Liu Ying	Zheng Siwei Chen Qingchen	17–21, 15–21	Runner-up
2016	New Zealand Open	Goh Liu Ying	Zheng Siwei Li Yinhui	21–19, 22–20	Winner
2017	Russian Open	Cheah Yee See	Keiichiro Matsui Akane Araki	11–8, 11–13, 11–3	Winner

  BWF Grand Prix Gold tournament

  BWF Grand Prix tournament

BWF International Challenge/Series/Satellite (5 titles, 5 runners-up)

Men's doubles

Year	Tournament	Partner	Opponent	Score	Result
2006	Sri Lanka Satellite	Chang Hun Pin	Mohd Razif Abdul Latif Khoo Chung Chiat	18–21, 21–14, 21–19	Winner
2006	India Satellite	Chang Hun Pin	Sanave Thomas K. T. Rupesh Kumar	21–19, 8–21, 20–22	Runner-up
2007	Malaysia International	Chang Hun Pin	Mohd Razif Abdul Latif Khoo Chung Chiat	21–14, 11–21, 21–11	Winner
2007	India International	Chang Hun Pin	James Jayan T. Dinesh	21–8, 21–15	Winner
2008	Vietnam International	Mohd Razif Abdul Latif	Hong Chieng Hun Ng Kean Kok	21–19, 26–28, 13–21	Runner-up
2009	Malaysia International	Lim Khim Wah	Bodin Isara Maneepong Jongjit	22–20, 28–26	Winner

Mixed doubles

Year	Tournament	Partner	Opponent	Score	Result
2006	Sri Lanka Satellite	Haw Chiou Hwee	Chetan Anand Jwala Gutta	10–21, 21–15, 18–21	Runner-up
2014	Austrian International	Lai Pei Jing	Robert Mateusiak Agnieszka Wojtkowska	15–21, 21–15, 16–21	Runner-up
2015	Polish Open	Goh Liu Ying	Akshay Dewalkar Pradnya Gadre	28–26, 21–18	Winner
2015	Orleans International	Goh Liu Ying	Mathias Christiansen Lena Grebak	21–11, 17–21, 19–21	Runner-up

  BWF International Challenge tournament

  BWF International Series/Asian Satellite tournament