In 2002, the key project of Tianjin Science and Technology Plan was "Embedded/Commercial Database Middleware".
In 2002, the electronic information industry development fund of the Ministry of Information Industry "Wolf OS 3. X embedded operating system and e-book reader development platform "project.
The key project of Tianjin science and technology development plan in 2003 is "intrinsically safe embedded operating system WOLF OS and e-book reader development platform".
In 2004, the key project of Tianjin Science and Technology Development Plan was "Intrinsically Safe Embedded Linux and Its Multimedia Reading Platform".
Tianjin Science and Technology Development Plan "Public Security Electronic Policing Integrated Management Information System" in 2005.
In 2005, Tianjin Science and Technology Development Plan mainly supported the project "Digital Resources Copyright Protection, Processing and Operation Platform". [12] In 2006, the key project of Tianjin Science and Technology Development Plan was "Embedded Software of Hanlin Refueling Learning Machine".
In 2006, the Technology Innovation Fund of the Ministry of Science and Technology supported the project of "Handheld Electronic Reader Based on Electronic Ink Technology".
In 2007, Tianjin software industry development special fund "Handheld reading equipment and software support digital book global search and synchronization technology" project. Provincial and ministerial projects under research: key technology research of active electronic paper display screen, a major project of the National 863 Program in 2008; 20 10 "electronic paper reader supporting 3G data communication service" project of SME technology innovation fund of Ministry of science and technology/Tianjin technology innovation fund.