CONTACT Prisma Advertising Surabaya Neon Box – Huruf Timbul – Letter Timbul – Billboard – Papan Nama Telphone 0812-2846-0908 Email prisma.advertisingsby@gmail.com Alamat Perum Kosagrha, Jl. Medayu Selatan I No. G-12, Kel. Medokan Ayu, Kec. Rungkut Kota Surabaya, Jawa Timur Social Media Whatsapp Facebook Instagram