China Railway Group Limited, known as CREC, is a Chinese construction company which is traded on the Shanghai and Hong Kong stock exchanges. The major shareholder of the company is the state-owned China Railway Engineering Corporation. By revenue, CREC is the largest construction company in the world in the 2015 Engineering News-Record "Top 225 Global Contractors". In 2016, CRECG ranks in the 57th place among Fortune Global 500 Enterprises and the 7th place among Top 500 Chinese Enterprises. Wikipedia