During excavation 2004 in Du Sang rock-shelter ( Kim Boi, Hoa Binh)
Some CESEAP members and staffs are together by former State President of Vietnam Tran Duc Luong during his visit 2nd May 2008 in Hoabinhian cave of Xom Trai (Hoa Binh)
10.500 years old chared fruit stone fragments of Canarium fruit as food remains excavated in the Hoabinhian cave of Con Mong (Thanh Hoa, Vietnam)
Studing on the dongsonian bronze drum excavated in burial field Dong Xa (Kim Dong, Hung Yen, Vietnam)
The Dongson man with war axe on his shultern as handle of a bronze dagger of 2300 years old.