网页The Shenyang WS-10 (Chinese: 涡扇-10; pinyin: Wōshàn-10; lit. 'turbofan-10'), codename Taihang, is a turbofan engine designed and built by the People's Republic of China. Chinese media reported 266 engines were manufactured from 2010 to 2012 for the J-11 program. [2] . Unofficial estimates placed production at more than 300 units by May 2015. [1]