Okeyun chain Holdings Co., Ltd. (forward holding Group Co., Ltd.) is an investment holding company mainly engaged in foundation engineering related business. The company and its subsidiaries operate through five major divisions. The Foundation Engineering and ancillary Services Division is engaged in the provision of site formation works, excavation and lateral support works, piling construction, pile cap or pile foundation construction, reinforced concrete structure engineering, supporting services and machine rental services. The money lending division is engaged in the business of lending money. Technical Services Division mainly develops digital currency trading platform, provides technical support and system testing services. The Construction waste disposal Division is engaged in the management and operation of public fill reception facilities. The securities investment division mainly invests in listed securities.