A tightly compressed 357 gram iron cake pressed in 2003 from first flush spring tea harvested in Mengku, Lincang. Although this was produced by a smaller maker, it uses the classic CNNP-style “Red Mark” wrapper associated with iron cake productions dating back to the 1980s. The result is a tea that feels very traditional in presentation and character: firm compression, serious structure, and the kind of slow, deliberate aging that iron cakes are known for. This tea spent the bulk of its life in Guangdong storage until 2025, followed by Kunming storage thereafter. That combination has given it a beautifully balanced profile. There is a clear sense of age and humidity in the cup, but the tea has not been pushed so far that it loses its original identity. The deeper fruit, warmth, and aged character from Guangdong remain present, yet the underlying Mengku terroir still speaks clearly through the tea. It is an excellent example of a properly stored aged iron cake: transformed, but not erased. Why it’s special Classic Red Mark presentation: a traditional CNNP-style wrapper on a small-producer pressing True iron cake compression: tight pressing has slowed and steadied the aging process 2003 spring Mengku material: strong, structured leaf with the stamina and bitterness needed for long development Balanced storage profile: aged in Guangdong, then finished in Kunming, preserving both maturity and origin character Aged without going “wet”: a good example of humid storage done with restraint and skill Tasting notes Aroma: warm aged notes, damp wood, dried fruit, light herbal sweetness Liquor: deep golden-amber to orange-amber, bright and mature Flavor: warm and humid up front with ripe fruit character, then shifting into a cooling sweetness in the mouth and throat Mouthfeel: smooth, coating, and structured, with a lingering presence Finish & feel: cooling throat sensation, returning sweetness, and a light background bitterness and astringency that provide depth rather than harshness Storage character One of the most compelling things about this tea is the way it balances aged storage character with original Mengku strength. Guangdong storage has softened the sharper edges and brought out warmth, fruit, and maturity, but the tea has not crossed into the kind of overly humid profile that flattens terroir. Instead, it still carries the lively structure and mountain character of Mengku material. For drinkers who appreciate aged raw pu-erh but want to avoid fully wet-stored profiles, this sits in a very appealing middle ground. Origin & production Name: 2003 CNNP “Red Mark” Raw Pu-erh Tea Iron Cake Region: Mengku County, Lincang Prefecture Material: first flush spring tea Harvest: Spring 2003 Pressed: 2003 Storage: Guangdong until 2025, then Kunming Format: iron cake Weight: 357 grams Brewing guide Iron cakes benefit from patience. The compression is tight, and the tea often shows its best after the leaf has had time to open. Gongfu (recommended) 6–7 g / 100 mL 98–100 °C Quick rinse, and consider a second short rinse for the first session if the cake is especially tight Start around 8s • 10s • 12s • 15s, then increase gradually Expect the tea to become more expressive after the first few infusions as the compression loosens Western 4 g / 300 mL 95–100 °C 2:30–3:30 Re-steep 2–3 times Tip: If the bitterness or astringency comes forward too quickly, shorten the early steeps slightly or reduce the leaf ratio. This tea has plenty of structure and responds well to small adjustments. Aging notes This tea has already developed beautifully, but it is far from finished. The tight iron cake compression means it should continue to evolve slowly and gracefully. Store in 50-65% RH and 70-90F, in an odor-free area, with minimal airflow. Over the coming years, expect the fruit and cooling sweetness to deepen further while the remaining bitterness and astringency continue to integrate. In summary A mature 2003 Mengku iron cake with classic Red Mark styling, balanced Guangdong/Kunming storage, and a compelling profile that moves from warm, fruity age into cooling sweetness and lingering throat character. A fine example of aged raw pu-erh that has embraced storage without surrendering its origin.