Ahead of the second Belt and Road Forum that started today we've been looking at some of the companies involved in the initiative. And what may have begun with an emphasis on massive infrastructure projects has also moved into the digital sphere. In what's become known as the digital silk road, Chinese tech firms have expanded their footprint abroad. In Dubai, Jacob Greaves caught up with The Mena Catalysts, a firm that's advised dozens of Chinese tech multinationals looking to establish a presence in the Middle East.