The construction of digital protection and development system for intangible cultural heritage(ICH) is of vital importance for the integration of culture and technology, meanwhile, enhances the ICH knowledge communication and sharing. Given that the decentralized and simplex technology existing in the digital protection for ICH, the current research is conducted through the following perspectives: explored the development mechanism of ICH digital technology; constructed the technology system which covered the digital protection and development processes of ICH; indicated the key points existed in the technology system construction. This research aims at a further integration of technology and culture, and facilitating the digital protection, development and sharing of ICH. <<