Complex sentence: In under 6 months, Cinemoz had materialised from a concept to a company, that by December, they marked their first public presence in the Dubai International Film Festival, where they officially launched their first beta version of the website.
Split into simpler sentences: In under 6 months, Cinemoz had materialised from a concept to a company. By December, they marked their first public appearance in the Dubai International Film Festival, where they officially launched their first beta version of the website.