Green Dam Youth Escort
Green Dam Youth Escort (Chinese: 绿坝·花季护航; pinyin: Lǜbà·Huājì Hùháng) is content-control software for Windows developed in the People's Republic of China (PRC) which, under a directive from the Ministry of Industry and Information Technology (MIIT), was to take effect on 1 July 2009, as a mandatory pre-install, or have the setup files on an accompanying compact disc, for all new personal computers sold in mainland China, including those imported from abroad. Subsequently, this was changed to be voluntary.