勛菲爾德國際弦樂比賽, 意大利特雷維索國際音樂比賽等比賽獲獎者，啟希獲香港政府教育局 2015 年授予 "Hong Kong Scholar" 榮譽。

他經常獲邀在歐洲，亞洲，美洲，甚至中東等多個城市演出，座上賓包括行政長官和特區政府主要官員，前港督，各國政商界要員等。​他也曾接受多間香港主流媒體訪問，包括南華早報，香港電台，無綫電視等。他曾為香港經貿辦統籌多場禮節性演出;其中包括特首李家超沙地阿拉伯之行,前特首林鄭月娥出訪法國政務司司長張建宗出訪倫敦等.

啟希求學時曾擔任多個青年樂團大提琴首席；並以首席身份參與皇家音樂學院樂團（首位港人大提琴首席）和香港城市室樂團，香港弦樂團，香港馬勒樂團等演出。他也曾與倫敦交響樂團，香港小交響樂團，香港城市室樂團，香港弦樂團等職業樂團在 Sir Simon Rattle, Lorin Mazzel, Bernard Haitink, Vladimir Jurowski 等名家的棒下演出。 啟希自 2019 年起為亞洲旗艦新音樂樂團【香港創樂團】的成員。

畢業於拔萃男書院和香港中文大學音樂系，啟希獲香港賽馬會慈善信託基金獎學金全額資助，負笈倫敦市政廳音樂及戲劇學院修讀藝術家碩士課程（音樂及演奏雙碩士）。畢業後再獲全額獎學金在倫敦皇家音樂學院攻讀藝術家文憑（學院最高學歷，與博士資歷同等）。

啟希亦熱心於音樂教學。他擅長以系統性和鼓勵思考的教學風格因材施教，準確地為學生度身訂造教案。

近年除了幫助了不少音樂系專科生和知名音樂學院入學試考生外，啟希亦深受小朋友和業餘學生愛戴。他現為香港教育大學的大提琴客席導師，並常被邀請到不同大專和著名中小學教學。

啟希回港後致力於推廣藝術生活圈的概念，從而提高大眾的生活品質。他現在演奏一把由Charles Adolphe Gand 於1854年製造的法國大提琴，並十分感謝贊助人的慷慨支持。

Prize winner of Schoenfeld International String Competition and International Competition 'Giovanni Musicisti - Città di Treviso', Italy, KAI HEI CHOR is currently a Cellist at the Hong Kong New Music Ensemble and Artistic Director of local music group Musicademics.

He is recently appointed as an Expert Advisor at Music Office, LCSD by the Hong Kong Government, becoming the youngest member on the board. He was also a Staff Ensemble-in-Residence at The Chinese University of Hong Kong at 2021-22 season.

His recent seasons include performances and recordings in Hong Kong, Europe, Middle East, Beijing, Bangkok, Taipei, Shanghai etc. 

Awarded ‘Hong Kong Scholar” by the HKSAR Government in 2015, Kai Hei is frequently invited to perform in music festivals and concerts all over the world, including many with the presence of the key government officials such as Chief Executive, Chief Secretary; as well as foreign leaders, nobility and ministers.  He also appeared in major HK media, including South China Morning Post, RTHK and other major TV channels.  

As an orchestral cellist, Kai Hei was the first Hong Kong-er to be appointed as principal cellist in both the RCM Symphony and RCM Philharmonic. He also guest-led the City Chamber Orchestra of Hong Kong, Hong Kong String Orchestra, Gustav Mahler Orchestra Hong Kong and most of the leading youth orchestras in Hong Kong. Orchestras he worked together with include London Symphony Orchestra, Hong Kong Sinfonietta etc. working with conductors including Sir Simon Rattle, Bernard Haitink, Lorin Mazzel, Vladimir Jurowski etc; and composers including Sir James Macmillan, Unsuk Chin, Du Yun etc.

Kai Hei discovered his musical passion during his spell at the Diocesan Boys' School. He then received his BA (Hons) in Music at The Chinese University of Hong Kong, receiving numerous scholarships and Dean's List award. He pursued his postgraduate studies at the Guildhall School of Music and Drama (MMus & MPerf) with full scholarship from Hong Kong Jockey Club Music and Dance Fund; before he further obtained an Artist Diploma in Performance (highest academic qualification in performance) at the Royal College of Music London with full scholarship from Croucher Foundation, where he was also awarded the Leverhulme Arts Scholarship award.

As an educator, Kai Hei is on the faculty of The Education University of Hong Kong; and serving as orchestral Tutor in various famous schools. He was also a member of the Staff Ensemble-in-Residence in The Chinese University of Hong Kong in 2021-22. See Teaching for more.

Apart from his busying performing and teaching schedule, Kai Hei enjoys cooking, food hunting and watching football. He is especially grateful to kind donors who support him with a 1854 Charles Adolphe Gand Gand cello.