This business plan outlines the idea of introducing a scuba diving training centre and themed café restaurant in Hong Kong. It includes the description of the idea, value proposition, customer segments, cost structure, and more. The scuba diving training centre will offer a range of courses, while the themed café will have a Harry Potter theme. The target customers are young visitors and consumers aged 18-30 with moderate to high income. The business aims to provide high-quality and affordable services while maintaining reduced environmental impact.