"VT4". Military-Today.com. Retrieved 30 October 2023.
norincogroup.com.cn
2014年度企业社会责任报告 [2014 Corporate Social Responsibility Report] (PDF) (Report) (in Chinese). Norinco. 8 June 2015. Archived(PDF) from the original on 17 November 2015. Retrieved 7 November 2015.
2014年度企业社会责任报告 [2014 Corporate Social Responsibility Report] (PDF) (Report) (in Chinese). Norinco. 8 June 2015. Archived(PDF) from the original on 17 November 2015. Retrieved 7 November 2015.