Tags IVS IVS to expand to Japan via merger Tuesday, Mar 28, 2017 Chinese investor raises stake in Vietnam Investment Securities Co Friday, Oct 24, 2014 Xiang Qing Song, chairman of China''s Zhejiang 001 Group Co Ltd, bought another 196,700 shares of Vietnam Investment Securities Co (IVS) yesterday. Ailing Trang An offloads accounts Wednesday, Nov 20, 2013 Trang An Securities Company would transfer its 12,000 trading accounts to the Viet Nam Investment Securities Company (IVS), the account receiver announced yesterday.