This document outlines a study measuring the adaptation of cultural heritage in Petaling Street, Kuala Lumpur. It will use questionnaires to collect data on residents' language use, food traditions, festival celebrations, clothing, and cultural practices. The objectives are to understand younger generations' knowledge of their own cultures, cultural intermingling between ethnicities, and how daily routines impact cultural traditions. Expected outcomes include that residents still pass on and practice their own cultural heritage, respect other cultures, and embrace multiculturalism in Malaysia.