Bracket for window covering and assembly of casing and bracket

An assembly for a window covering, comprising;

• a casing having a connecting plate, a front wall, and a rear wall opposite to the front wall, wherein two sides of the connecting plate are respectively connected to the front wall and the rear wall;
• the front wall is provided with a first connecting portion;
• the rear wall is provided with a second connecting portion;
• a direction passing through the front wall and the rear wall is defined as a transverse direction of the casing, and the casing further has a longitudinal direction orthogonal to the transverse direction;
• and
• a bracket comprising a frame and a holding sheet, wherein a first snap-fit portion and a second snap-fit portion are respectively provided at two ends of the frame;
• the frame at least comprises a supporting plate;
• the first snap-fit portion is located at a from end of the supporting plate, and is adapted to snap-fit the first connecting portion;
• the second snap-fit portion is adapted to snap-fit the second connecting portion;
• the holding sheet is connected to the frame, wherein the holding sheet sequentially has a connecting portion and a holding portion attached to the connecting portion;
• wherein, the holding portion has an offset relative to the connecting portion in the second direction.