Tranche Update on Oriental Consultants Holdings Company Limited's Equity Buyback Plan announced on November 14, 2022.

Oriental Consultants Holdings Company Limited, formerly ACKG Limited, is a holding company mainly engaged in the provision of infrastructure management services, construction work and real estate management. The Company operates in three segments. The Infrastructure Management Service segment is engaged in the provision of social environment equipment-related intellectual services; the design and supervision of constructions; the provision of space information; the traffic observation and analysis business and others. The Environment Management segment is engaged in the research of geologic and civil engineering; the environmental purification, hydrological analysis, soil investigation and small hydroelectric generation businesses; the research and renewal of structures, the water resource related construction and others. The Others segment conducts construction management, information technology solution business and others.