To the west of summer health tea "Yi Yang Qian Xi" is watermelon. Because the word "West" in the summer health tea "Yang Qian Xi" refers to watermelon, which has the functions of clearing away heat and relieving summer heat, promoting fluid production to quench thirst, promoting diuresis and removing dampness, and is especially suitable for drinking in summer. In addition, watermelon is also rich in vitamin C and minerals, which helps to enhance immunity, promote metabolism and keep healthy. Therefore, the western summer health tea "different from Yang Qian Xi" is watermelon.