Viễn thông 3A  là đơn vị chuyên cung cấp và lắp đặt các sản phẩm, thiết bị trong lĩnh vực hệ thống mạng, thoại, viễn thông và hệ thống CCTV. Hiện nay, Chúng tôi đang là nhà phân phối các sản phẩm: cáp mạng, cáp quang, cáp điều khiển, cáp đồng trục và các loại cáp thông tin khác của Hãng như: Vinacap, Sacom, Postef, M3 Viettel. Hàng nhập khẩu chúng tôi có các sản phẩm của Commscope, Alatek, Belden, Altek kabel Website: https://phukiencapquang.com/. Phone: 0983699563. 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