I need ORIGINAL STIHL EQUIPMENT 150 units of STIHL SR 450 MOTOR SPRAYER, 150 units of STIHL Nebulizer Pump SR200 1.1HP, 150 units of STIHL HT 135 HEIGHT TRIMMER, 150 units of STIHL FS 450 Brushcutter, I also need a factory certificate that they are original Stihl equipment, I also need a certificate that commercial relations are maintained with me, also a stock certificate of this equipment, that is, what do they have to provide, technical sheets of the 4 equipment, catalogs of all the products they have