Doctor of Philosophy (Food and Nutrition), University of New South Wales, 1999, with support of Overseas Postgraduate Research Scholarships (OPRS) Award from Department of Employment, Education and Training and Youth Affairs, Australia (1994-1997)

Master of Professional Studies (Food and Nutrition Planning), University of the Philippines and Netherlands University Foundation for International Cooperation (NUFIC), 1993, with support of NUFIC Fellowship Award (1992-1993) and graduating with highest honours

Bachelor of Medicine (Public Health), Harbin Medical University of China, 1982

Postdoctoral Fellowship Award from Dairy Reseach and Development Corporation(DRDC), Australia (1998-2001)

• Vice Director, Dept. of Food Hygiene and Nutrition, Beijing Municipal Centre for Health and Epidemic Control, China (1989-1994)
• Vice Director, Nutrition and Food Hygiene Section, Health Department , Capital Medical University, Beijing, China (1990-1994)
• Professional & Administrative Official, Department of Nutrition and Food Hygiene, Ministry of Health, China (1990)

PhD student with a project "Calcium and vitamin D status of female adolescents in Beijing" funded by OPRS and DRDC (1994-1998)

Postdoctoral Research Fellow in the project entitled "Promotion of bone health in Chinese schoolchildren" funded by (1998-2001)

One of the Chief Investigators in the project entitled "Genetic, pubertal and nutritional determinants of peak bone mass accretion in adolescence" funded by Nestle Foundation (2002-2005)

Awardee of several Chinese national and regional professional prizes for research achievement as a Associate Chief-Physician in the fields of food and nutrition and public health (1982-1994)

Awardee of Excellent Food Safety Inspector, Ministry of Health, China (1993)

Awardee of Kellogg/ Nutrition Society of Australia Student Award (1996) for the poster "Calcium and vitamin D status of female adolescents in Beijing".

Member of the Nutrition Society of Australia, the Australian Institute of Food Science & Technology Ltd, the Australian & New Zealand Bone & Mineral Society, the American Society for Nutritional Sciences, and the Society for Experimental Biology and Medicine, USA. Member of the Council of the Osteoporosis and Osteoarthritis Society of China Health Science and Technology Society.

i Refereed journal articles
1. Du X, Greenfield H, Fraser DR, Ge K, Liu ZH, He W. Low body weight and its association with bone health and pubertal maturation in Chinese girls. Eur J Clin Nutr (2003) 57: 693-700.

2. Du X, Greenfield H, Fraser DR, Ge K, Liu ZH, He W. Milk consumption and bone mineral content in Chinese adolescent girls. Bone 30:521-528 (2002).

3. Du X, Greenfield H, Fraser DR, Ge K, Trube A, Wang Y. Vitamin D deficiency and associated factors in adolescent girls in Beijing. Am J Clin Nutr 74:494-500 (2001).

4. Du X, Greenfield H, Fraser DR, Zhu K. Calcium deficiency and supplementation in Chinese adolescents. Nutrition Newsletter, Danone Institute. No.10: 14-16 (2001).

5. Zhu K, Greenfield H, Du X and Fraser DR. Improvement of bone health in childhood and adolescence. Nutrition Research Review 14: 119-151 (2001).

6. Du X, Xu JK, Zhang LX. Maximum residue limits of fenvalerate in food, National Standard of People's Republic of China GB 14928.5-94. In: Standard Department of Chinese Academy of Preventive Medicine ed. National Food Hygiene Standard (3) (Chinese). Beijing: Chinese Standard Publishing House; 85 (1995).

ii Other articles, reviews, book chapters etc.
1. Xu JK, Du X, Zhang LX. Maximum residue limits of deletamethrin in food, National Standard of People's Republic of China GB 14928.4-94. In: Standard Department of Chinese Academy of Preventive Medicine ed. National Food Hygiene Standard (3) (Chinese). Beijing: Chinese Standard Publishing House; 84 (1995).

2. Du X. Food hygiene and nutrition. In: Long DH, ed. Family Health (Chin). Beijing: Army Publish House (1993).

3. Xu JK, Li HY, Du XQ. Economic and social aspects of street food in Beijing. In: Chinese Academy of Preventive Medicine, ed. Proceedings of International Symposium on Street Food. Beijing: People's Health Publication (1993).

4. Du XQ The investigation of contamination status on agricultural products irrigated with the petrochemical waste water in some area in Beijing. Beijing Medicine (Chin) 13:24-6 (1991).

iii Abstracts
1. Du XQ, Greenfield H, Fraser DR, Ge KY. Effect of low body weight on bone mineral status of pubertal girls in Beijing. Bone 27(Suppl):46S (2000).

2. Zhu K, Greenfield H, Du XQ, Fraser DR. Insulin-like growth factor-1 and other indicators of bone growth in Chinese pre-pubertal girls. Bone 27(Suppl):47S (2000).

3. Zhu K, Du X, Greenfield H, Fraser DR. Milk supplementation and bone mineral acquisition in Chinese adolescent girls: preliminary results after one year. Proceedings of the Nutrition Society of Australia 24:123 (2000).

4. Zhu K, Greenfield H, Du X, Fraser DR. Bone bio-markers of Chinese school children. Asian-Aus J Anim Sci 13(Suppl):205 (2000).

5. Chen H, Du X, Greenfield H, Fraser DR, Ge KY. Assessment of bone mineralisation in Beijing adolescent girls. In: Gooden JM, Annison EF, eds. Current Topics in Dairy Production, Vol 4. Sydney: University Printing Services Sydney:50 (1999).

6. Du XQ, Greenfield H, Fraser DR, Ge KY, Liu ZH. Effect of vitamin D status on bone mineral content of pubertal girls in Beijing. The Third International Congress on Osteoporosis, 31 March - 3 April, 1999, Xi'an China: OR20 (1999).

7. Du XQ, Greenfield H, Fraser DR, Ge KY. Food intake and bone mineral status of Beijing adolescent girls. Proc Nut Soc (UK) 58:65A (1999).

8. Du XQ, Greenfield H, Fraser DR, Ge KY. Prevalence of overweight and underweight in Chinese adolescent girls. Proc Nut Soc (UK) 57:125A (1998).

9. Du XQ, Greenfield H, Fraser DR, Ge KY. A semiquantitative food frequency questionnaire for measuring nutrient intakes of Chinese adolescents. Proceedings of the Nutrition Society of Australia 21: 165 (1997).

10. Du XQ, Greenfield H, Fraser DR, Ge KY. Abstract: Calcium and vitamin D status of adolescent girls in Beijing. 16th International Congress of Nutrition July 27 - August 1, 1997, Montreal, Canada: 277 (1997).

11. Du XQ, Greenfield H, Fraser DR, Ge KY. Osteoporotic X-ray signs and calcium intake among Beijing adolescent girls. Proc Nut Soc (UK) 56: 297A (1997).

12. Du XQ, Fraser DR, Greenfield H, Ge KY. (1996) Environmental factors and bone mineral density of Beijing adolescent girls. Annual Scientific Meeting of Australian & New Zealand Bone & Mineral Society; 6: 34 (1996).

13. Du XQ, Greenfield H, Fraser DR, Ge KY (1996) Calcium and vitamin D status of female adolescents in Beijing. Proceedings of the Nutrition Society of Australia; 20: 212 (1996).

14. Du XQ, Greenfield H, Fraser DR, Ge KY. Calcium and vitamin D status of Chinese adolescents. Abstracts of 7th Asian Congress of Nutrition; 6-11 October 1995; Beijing, China:479 (1995).