Specification:                        
Shape: stick, chip, powder, unformed...                     
Size: 1x1cm, 2x4cm. 3x6cm, 4x8cm….            
Moisture content: max 20.71%            
Ash content:max  2%            
Foreign matter: max 26%            
Fixed carbon content: min 70%            
Calorific value: min 7000 kcal/kg            
Burning time: 3-4 hours            
Usage: Improve soil, , BBQ, Industry, Agriculture….