Islamabad [Pakistan], June 23 (ANI): A high-ranking Chinese official on Friday called security the foremost challenge threatening the future of the China-Pakistan Economic Corridor (CPEC) and stressed for an urgent need for boosting security protocols and a more supportive business and media environment to ensure the continuation and success of the project, Pakistan-based Dawn reported. The Minister of the Central Committee of the International Department of the Communist Party of China, Liu Jianchao, made the remarks at the third meeting of the Pakistan-China Joint Consultative Mechanism. Rep…