Military equipments are seen at the BRIDEX 2013 in Bandar Seri Begawan, Brunei, Dec. 4, 2013. The 4th Brunei Darussalam International Defence Exhibition (BRIDEX 2013) opened Tuesday at the BRIDEX Exhibition Centre in Brunei. (Xinhua/Zheng Jie) 
 

An S-70i Black Hawk helicopter is seen at the BRIDEX 2013 in Bandar Seri Begawan, Brunei, Dec. 4, 2013. The 4th Brunei Darussalam International Defence Exhibition (BRIDEX 2013) opened Tuesday at the BRIDEX Exhibition Centre in Brunei. (Xinhua/Zheng Jie)

An S-70i Black Hawk helicopter is seen at the BRIDEX 2013 in Bandar Seri Begawan, Brunei, Dec. 4, 2013. The 4th Brunei Darussalam International Defence Exhibition (BRIDEX 2013) opened Tuesday at the BRIDEX Exhibition Centre in Brunei. (Xinhua/Zheng Jie)