Nguyen Hong Hiep acquired 0.15% stake in International Gas Product Shipping Joint Stock Company (HOSE:GSP) on February 7, 2018. Nguyen Hong Hiep increased ownership stake to 1.8 million shares representing 6.05% stake. Nguyen Hong Hiep completed acquisition of 0.15% stake in International Gas Product Shipping Joint Stock Company (HOSE:GSP) on February 7, 2018