Chen Dong (astronaut) 2016, marking China's longest manned space flight to date. The reentry module of the Shenzhou-11 spacecraft landed in Inner Mongolia around 2.15 p.m(China time) after detaching from the space lab on 17 November. For his achievements on the Shenzhou 11 mission, Chen was awarded the Spaceflight Merit Medal (Third Class) along with the honorary title of "hero astronaut" on 26 December 2016 by the Central Military Commission. Chen has twin sons. Chen Dong (astronaut) Chen Dong (; born 12 December 1978) is a Chinese pilot and astronaut selected as part of the Shenzhou program. A fighter pilot in the People's
Chinese as a foreign language Chinese language proficiency exam program, which tests has been taken around 100 million times (including by domestic ethnic minority candidates). Within China's Guangdong Province, Cantonese is also offered in some schools as optional or extra-curricular courses in select Chinese as a foreign language programs, although many require students to be proficient in the Mandarin first. Chinese is rated as one of the most difficult languages to learn for people whose native language is English, together with Arabic, Japanese and Korean. According to the Foreign Service Institute, a native English speaker needs over 2,200 hours of intensive study, taking 88 weeks