1,Use big arbor, querxus rubra duroi, 2,from Burma's virgin forest as raw material. 1,Use big arbor, querxus rubra duroi, 2,from Burma's virgin forest as raw material. Raw materialnature oak woodprocessing techniqueit is made by the-high temperature processing of 1000°C in the unique tradition kilncombustion time 240 mins per kgash content 4%charcoal content 94%calorific value 8500kcalmoisture ...