<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-2004, uHoang Xuân Thanh Khiết wanqoba indondo yesiliva eMqhudelwaneni Wabesifazane WaseVietnam, kodwa ngo-2005, wanqoba i-Vietnam Womens Chess Championship. Ngo-2005, uHoang Xuân Thanh Khiết wawina indawo yesithathu emqhudelwaneni we-Womens World Chess Championship Asian Zonal futhi wathola ilungelo lokubamba iqhaza eMqhudelwaneni Womhlaba Wesifazane Wesifazane. Ngo-2006, uHoang Xuân Thanh Khiết wabamba iqhaza eMqhudelwaneni Womhlaba Wabesifazane  <response>: ngokushaywa unqamule futhi emzuliswaneni wokuqala wahlulwa nguXu Yuhua. 