年份：1970年代
工序：生茶
茶廠：勐海茶廠
倉儲：乾倉/偏乾倉
數量：七片
總重量：約2281g
This category was named after the red ribbon buried in the tea cake. It used a formula similar to 7532 and was wrapped in thin paper. It was produced in small quantities for export, making it a rare find in the market. This particular lot was nicely preserved in dry storage.