On 19/07/2023, Design and Construction Join Stock Company No.1 signed construction contract No. 02/2023/HDXD/PAG-DCF with Công ty TNHH Đầu tư Bất động sản Phúc An Gia (tentative translation: Phuc An Gia Real Estate Investment Co., Ltd) (contract value: VND 5,400,000,000) that is a related party of an internal person.