Complex sentence: In 1983, they mixed these elements together and began DJ-ing at clubs as the Joi Bangla Sound System, before becoming the more dance-oriented Joi six years later, bolstered by Arts Council funding and aiming to promote Bengali youth culture.
Split into simpler sentences: In 1983, they mixed these elements together and began Djing at clubs as the Joi Bangla Sound System, before becoming the more dance-oriented Joi six years later. Bolstered by Arts Council funding and aiming to promote Bengali youth culture.