Under the Menghai Tea Factory, Dayi Pu-erh has produced many legendary masterpieces, among which the 7542 raw tea cake is a truly epoch-making fine tea. Produced since the 1980s, it is the most widely produced and renowned Seven Son Cake Tea by Dayi. Early raw tea cakes fetch high prices and are considered prized collector’s items. Naturally, counterfeits also flood the market.
Dayi Pu-erh recipe 7542 is a raw tea cake, commonly known as the ’73 Qing Bing (Green Cake). It is the highest-quality and most mass-produced Dayi Seven Son Cake Tea. Grade 3 to 4 tea leaves are used for the outer layer, and grade 5 to 6 leaves for the inner blend. Production began in the 1980s. Because of its long production history, quality can vary significantly across different years. While lower-quality batches exist, overall, Dayi 7542 Pu-erh remains a classic product of its era.