[2] He also displayed solid defensive skills with strong man-to-man marks, and from his twilight years onwards, he captained the club and South Korea, demonstrating leadership.

[20] Later, on the 20th, he played in a charity match between Hallelujah and Eintracht Frankfurt, where he was awarded a penalty kick but would miss, failing to prevent the team from losing 0–2.

[26][27] Lee Young-moo, took over as captain after he left the team without permission,[28] and on June 26, he assisted Oh Seok-jae's equalizer with a long throw-in just before the end of the second half in a dramatic draw against Operário.

[29] In the quarter-finals of the tournament, he once again faced against South Korea, but again failed to qualify for the finals after losing 1–2,[30][31] and on November 4 of that year, he changed his position as the team's manager.

[34] At the age of 34, as the team's injuries increased, he was listed as a candidate player despite his coaching status[35] and made a record of one appearance during the 1984 season.

[51] He was selected for South Korea at the 1973 Jakarta Anniversary Tournament,[52] but his poor performance and the national team failed to win the title.

[56][57] He was in good form in the same year, assisting Cha Bum-kun's equalizer in an exhibition match against Middlesex Wanderers,[58] but was unable to get any further opportunities as he played a part in the team's defeat due to a poor performance in the third leg of the Asian Games group stage against Kuwait.

[76] However, he suffered a serious injury in the game, breaking his nose bone,[77] and was unable to participate in the 1976 Summer Olympics qualifying match against Chinese Taipei shortly afterwards.

[96] He also scored the opening goal from the penalty spot in an exhibition match against Sporting Cristal,[97] and was included in the final roster for the 1978 Asian Games to lead the national team to victory.

[100] He was included in the preliminary list of the national team announced shortly afterwards,[101] but failed to impress in another exhibition match against Sporting Cristal and was moved to South Korea B.

[109] After his retirement from playing in 1984, he became the coach of Hallelujah and led the team to gain their first title in the 1988 Korean President's Cup National Football Tournament.

[117] He was later paralyzed from the lower body and spent rehabilitation at Severance Hospital in Sinchon-dong, Seoul, in parallel with his managerial career while in a wheelchair.

[122] In 2008, the 1971 Dongsim Association, a group of football players who graduated from high school in 1971, including Cho Dong-hyun and Park Byung-chul, collected dues and donated the money.

[123] Hwang passed away on July 7, 2010, due to worsening spinal nerve palsy, and his remains were interred in Seonyeong, Hwaseong, Gyeonggi.