... - Over 10 years experience - No radiation, no fading - Size:30x20~60x30cm, customized Rectangular Black & Grey Flat Slate Roof Tiles Product Information Place of ... Origin Jiujiang, Jiangxi Material Slate Color Imperial Black, Grey, Green, Rusty, Plum, etc. Finish Split Size (mm) 300x200, 400x200, 400x250, 400x300, 500x250, 600x300 ...