Dachuhua Jian. Dachuhua Jian is considered the origin of cultural coffee on the Coffee Highway (Highway 175). Dachuhua Jian is considered the origin of cultural coffee on the Coffee Highway (Highway 175). Guo Yacong, a man once involved with literature, returned to his hometown in the mountains 20 years ago, driven by his feelings for his homeland and memories. Respecting nature, he did not destroy the forest, allowing coffee trees to coexist with the trees through organic methods. Moved by the warmth of human connection, even after relocating twice, he has dedicated himself to cultivating a space that embodies humanity as he envisioned it. Address: 臺南市東山區高原里109-17號 Hours: 00:00–23:59 Tainan