Since his return to Malaysia after studying at the Royal College of Music, London under an ABRSM scholarship as well as postgraduate studies in Italy, Bang Hean has made regular appearances in solo recitals, chamber concerts as well as concerto performances. He has appeared in most major concert venues in Malaysia and has been featured as a soloist with various local orchestras, including the Malaysian Philharmonic Orchestra (MPO). An active chamber musician, he collaborates frequently with various instrumentalists and vocalists, and is a frequent guest pianist at the MPO chamber concert series. Bang Hean has performed abroad in countries such as England, Italy, Brunei, Singapore, Indonesia, Hong Kong, Cambodia and Korea.

Bang Hean has frequently been invited to adjudicate, examine, and conduct masterclasses and in various countries. A frequent presenter for ABRSM, he has presented seminars around South East Asia, Taiwan, Hong Kong, Macau and China, India and the Middle East.