Between 6 - 10 April 2016, PT. Sumber Djaja Perkasa once again participate on IndoBuildTech Surabaya 2016 Exhibition that were being held at Grand City Convention & Exhibition, Surabaya, East Java. In this exhibition, PT. Sumber Djaja Perkasa got the chance to introduce our variety of innovative building materials, ranging from uPVC roofing profiles, WPC products, aluminum composite panel, and vinyl flooring. A lot of people were interested in our uPVC Roofing products, specifically Atap Dingin Rooftop®. Atap Dingin Rooftop® succeeded in attracting many visitors to our booth. Atap Dingin Rooftop® is the first and trusted double wall uPVC corrugated roofing profile in Indonesia that we first introduced to the Indonesian market in 2004. With multitude of benefits such as heat insulation, sound insulation, anti-corrosion and many more, Atap Dingin Rooftop® is the best choice for your roofing investment. The 5 day events concluded with a success, with many visitors visiting our booth and learning about our diverse range of products.