DAMMAM, 30 June — Ports in Dammam, Jeddah, Yanbu and Jubail will receive six advanced tugboats manufactured in China. Naeem Ibrahim Al-Naeem, director general of King Abdul Aziz Port in Dammam, said each boat will have a capacity of 3,000 to 4,000 hp. He disclosed plans to purchase 16 more tugboats for Saudi ports within three years.