CT Vision SL (International) Holdings Ltd formerly CT Vision (International) Holdings Ltd is an investment holding company. It is principally engaged in foundation works and ancillary services, general building works, and sales of piles. The company has three operating segments including Building construction business; Sales of piles; and Renewable energy business. It generates maximum revenue from the Building construction business. Geographically, it derives majority revenue from Hong Kong and also has a presence in Saipan and PRC.