Grade 1 Coffee Beans Coffee is Yunnan's provincial characteristic agricultural products. The warm weather and high altitude of Yunnan province enable Yunnan's coffee beans to have better aromatic character and agreeable taste, which makes Yunnan coffee beans become more and more popular home and abroad. Moisture: ≤12% AA grade: Defect≤5% (No primary defects are allowed); Screen size: 17#,18# A grade: Defect≤8% (No primary defects are allowed) ; Screen size: Above 14# Green Coffee Beans Display