The push-button tank flush valve controls the release of water by pressing the upper cover or side button. It is a common flushing device in household toilets. This product has a compact structure and is easy to install. It is suitable for double-flush function design and helps save water. Chinese faucet factories provide button components of various sizes and styles, support ABS, POM and other material options, and can customize button shapes and brand logos. It has been widely exported to South America and Eastern Europe.