Abstract: A supporting assembly adapted for a rack is provided and includes a supporting bracket, a plurality of slide rails, a plurality of movable rails and a plurality of supporting rails. The supporting bracket is configured to be mounted on the rack and includes a first predetermined end portion and a second predetermined end portion. The plurality of slide rails are configured to be detachably mounted on the supporting bracket. The plurality of supporting rails are movably mounted on the plurality of movable rails movably mounted on the plurality of slide rails, respectively. Each of the plurality of slide rails includes a first end portion, a second end portion, and a middle portion located between the first end portion and the second end portion. The first predetermined end portion of the supporting bracket protrudes from the first end portion of each of the plurality of slide rails along a longitudinal direction.

Abstract: A wire control drain valve for bathtub drainage includes a knob, a control link, an adjustment rod, an inlet cover, an overflow elbow, an adjustment rod and a back cover. The knob is mounted on an overflow lid. The control link is connected with a pulling string. The overflow lid is mounted to an inlet of the overflow elbow. The inlet cover is mounted on an overflow hole of a bathtub, and the control link is mounted inside the overflow elbow. The adjustment rod is connected between the control link and the knob to adjust the control link to longitudinally move. A front portion of the adjustment rod is connected with the knob, and a back portion of the adjustment rod is connected with the control link. A positioning mechanism is mounted between the control link and adjustment rod to position the adjustment rod.

Abstract: A line-controlled type loose-prevention bath tub water drainage device includes: a water exit component, including a water blocking plug, an insertion rod, a hollow bolt, a sieve basket, a first rotation axis, a first control rod, and a poking rod; a control valve, including a rotation button, a water overflow pad, a water overflow cover, a water overflow bend, a second control rod, and a second pull rod; a water drainage tube; and a braking line. The first control rod includes a first rotation axis and a first pull rod, the first pull rod is connected vertically to one end of the first rotation axis. The second control rod includes a second rotation axis and a second pull rod, the second pull rod is connected vertically to one end of the second rotation axis.