Yahya spoke about the Kingdom's ambitious program to link all its regions by a well-developed railways that will contribute to the national income. Al-Yahya briefed the audience on the projects that are open to investment, and said there is a giant project to construct a 900 kilometers long rail-line to link Jeddah to Dammam through Riyadh, another project to link Madinah to Makkah and one more to link Madinah with Hail. He added that Dammam-Riyadh-Jeddah rail route will accelerate commercial goods and passengers transportation, the Madinah-Makkah route will serve pilgrims and Hail-Madinah route will reach Jordan and other countries in the future. He disclosed that these projects will be implemented by local and international companies pointing out to the kingdom's incentives such as the strategic location, the promising profit and the Kingdom's strong economy. After that, the participants of the conference discussed the incentives for investing in the electricity, water desalination and telecommunications fields. Saudi Oger Director Baha' Al-Hariri said that there are many construction projects in Saudi Arabia, pointing out that the Kingdom has the strongest economy in the Middle East and it is the biggest oil producer in addition to its unique strategic location.