In 1978, he implemented the method with computer technology, making it a Chinese input method for computers. The ROC Defense Minister Chiang Wei-kuo gave the input method the name "Tsang-chieh". Chu put Tsang-chieh method in the public domain in a bold effort to promote Chinese computing, essentially giving up his rights to any royalty. His contribution led many future Chinese systems to come bundled with a free copy of the Tsang-chieh input method, removing the greatest barrier to effective Chinese input systems. Since then, many adaptations of Chu's methods have also appeared.