Find top cable tray manufacturers & suppliers in Saudi Arabia. Adhwa Al-Rawafid Electric Industries is a leading manufacturer of cable management products and accessories, our innovative and quality products have been serving the industrial process for 18 years. We established in 2006 in Dammam KSA as a sister concern of DACO (Diyar Alwatan trading and Co). Zawaya Tayeba specializes in the manufacturing and supply of high-grade Cable Tray, Trunking, Ladder, and accessories. Wescosa designs and manufactures cable tray systems, including perforated tray, cable ladder, channel tray and strut (metal framing), directly from production facilities in Dammam Saudi Arabia. in the year 1976 as a joint venture between Westinghouse Electric Corporation of USA (60% share) and Ali Zaid Al-Quraishi & Bros. of Saudi Arabia (40% share) but in 1988 became a fully owned subsidiary of Ali Zaid.