Tea King (Old Wang) is a tea merchant recommended by Zhang Tao. Wu Ming contacts him via WeChat to order tea leaves. He responds like a customer service representative, sending a series of tea brands and introductions. He offers a 80% discount due to Zhang Tao’s recommendation. His online store is the source for tea. He is efficient and professional, handling the order quickly and promising delivery the next morning. His character represents the modern e‑commerce network that Wu Ming can leverage to obtain ingredients for his restaurant.