An unknown buyer acquired 5.01% stake in Hai Phong Cement Transport and Trading JSC (HNX:HCT) from Vu Van Toi on June 17, 2021. An unknown buyer completed the acquisition of 5.01% stake in Hai Phong Cement Transport and Trading JSC (HNX:HCT) from Vu Van Toi on June 17, 2021.