Please discuss the following items as how they're relates to Cross Culture Challenges Singaporean Expat. Focus on $(1)$ management structure $(2)$ decision$-$making processes $(3)$ brand identity $(4)$ employee integration practices, and $(5)$ cross culture communication. Apply theoretical frameworks such as PESTLE $($Political$,$ Economic, Social, Technological, Legal, and Environmental$)$ and Hofstede's Cultural Dimensions, low context$/$high context, to analyze and provide recommendations and propose strategies for overcoming the integration challenges faced by the firm.