I'm Ms Helen Sales Manager VL IMEX Co.,Ltd in Vietnam..We are the supplier focusing on Sawdust briquette charcoal to Kuwait, Japan, Korea, UAE and Arabia Saudi We would like to introduce to you our Sawdust briquette charcoal that you may have demand currently: Diameter:3.5-4.5cm Length: 10cm-48cm No smoke, No spark, No odor Carbon content:85-88% Heat: 7000-7800 Kcal/kg Ash: