
Singaporean Prime Minister Lee Hsien Loong (R, back) and Afghan President Mohammad Ashraf Ghani (L, back) witness the signing of the memorandum of understanding on technical cooperation in Singapore, on April 7, 2017. (Xinhua/Then Chih Wey)

Singaporean Prime Minister Lee Hsien Loong (R, back) and Afghan President Mohammad Ashraf Ghani (L, back) witness the signing of the memorandum of understanding on technical cooperation in Singapore, on April 7, 2017. (Xinhua/Then Chih Wey)