The present disclosure provides a tea machine dripping and brewing tea with cold water, including a water storage tank, dripping pipe, tea cake rack, cup holder and a main control unit. One end of the dripping pipe is connected with the bottom of the water storage tank, and the other end is an open end. A drip controller is installed on the dripping pipe. The cup holder is located right below the tea cake rack for placing a metering cup, and is provided with a water cup detecting apparatus and a water quantity detecting apparatus. The main control unit is connected with the drip controller, the water cup detecting apparatus and the water quantity detecting apparatus, and commands opening and closing of the drip controller, so as to brew tea with cold water to dissolve out effective ingredients of the tea.
