Pham Thi Trung Hieu acquired an additional 1.06% stake in Hydro Power Joint Stock Company - Power No. 3 (HOSE:DRL) on December 29, 2017. As per terms of the transaction, Pham Thi Trung Hieu acquired 0.18 million shares and increased her stake in Hydro Power Joint Stock Company - Power No. 3 to 5.12% Pham Thi Trung Hieu completed the acquisition of an additional 1.06% stake in Hydro Power Joint Stock Company - Power No. 3 (HOSE:DRL) on December 29, 2017.