PTT Bulletin Board System (PTT, Chinese: 批踢踢實業坊; pinyin: Pītītī Shíyè Fāng; Pe̍h-ōe-jī: Phi-thek-thek Si̍t-gia̍p-hong, telnet://ptt.cc) is the largest terminal-based bulletin board system (BBS) based in Taiwan. It was founded by Yi-Chin Tu and other students from the National Taiwan University in 1995 as Professional Technology Temple, and it is currently administered by the Electronic BBS Research Society as a non-commercial and open-source BBS.