This document provides a comparative analysis of two Bak Kut Teh businesses - Ah Cham Bak Kut Teh in Klang, Selangor and Sun Fong Bak Kut Teh in Kuala Lumpur. It describes the history, operations, customers, and competitive strategies of each business. The analysis concludes that while Ah Cham Bak Kut Teh relies on word-of-mouth promotion, Sun Fong Bak Kut Teh has expanded to multiple locations and sees more customers, making it the more commercially successful of the two businesses.