Please write an intro for an essay titled PESTEL Analysis on Bubble Tea Industry by case study on HeyTea

In recent years, the bubble tea industry has witnessed tremendous growth and popularity in numerous countries around the world. Bubble tea, also known as boba tea, is a Taiwanese tea-based drink containing tapioca pearls, milk, and fruit flavors. HeyTea, a Chinese bubble tea company, has become a significant player in the industry, with its innovative and unique offerings. In this essay, we will conduct a PESTEL analysis on the bubble tea industry, focusing on HeyTea as a case study. This analysis will provide insights into the macro-environmental factors affecting the industry's growth and HeyTea's success, including political, economic, social, technological, environmental, and legal factors.