Xin Guang

#Wheels, bearings #Quadrilaterals #Other geometrical figures, indefinable designs #Letters presenting a special form of writing #Cog wheels or segments of cog wheels with spokes #Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners #Quadrilateral figures with one or more convex or concave sides, quadrilateral with one side curved #Two quadrilaterals, one inside the other #Quadrilaterals containing other figurative elements #Quadrilaterals containing one or more letters #Quadrilaterals with dark surfaces or parts of surfaces #Letters in light-coloured characters on a dark background