This is a project we build in Russia on 2003, the customer company: Yangxin Eurasia wood factory who build total 40 units all aluminum 200M3 conventional wood drying kilns, with power vent heat recovery system, after over 20 years using, the kilns are still serving customer at present. The frame work is made out of high strength corrosion resistance aluminum. The large kilns are good for drying 4m, 6m length wood, it is more efficient for big production amount and cost saving.