On 27th April 2007, Dr Minshen Zhu accompanied His Excellency Mr Zhang Junsai, Chinese Ambassador to Australia, and his wife Madam Yin Guomei visiting Macquarie University hosted by Prof Steven Schwartz On 27th April 2007, Dr Minshen Zhu accompanied His Excellency Mr Zhang Junsai, Chinese Ambassador to Australia, and his wife Madam Yin Guomei visiting Macquarie University hosted by Prof Steven Schwartz, Vice-Chancellor of Macquarie, Mrs Schwartz and Associate Prof William McGaw, Pro Vice-Chancellor (International). The visit was very successful.