ACTS works with Ciena helping CHT to repair some circuit packs of optical transmission equipment for its submarine optical cable system. Ciena is one of the leaders in high capacity terrestrial optical solutions. With repeatered and unrepeatered 40G submarine solutions deployed as of 2008, it is also at the forefront of key submarine-enabling technology development -volume deployable 10G/40G/100G interfaces, FEC, Raman amplification and ROADM – putting Ciena in a unique position to deliver optical submarine network solutions with a combination of the strongest performance and highest capacity in the industry.