wintech has always tried to support its respected consumers and representative network, and obtaining international certificates in this field, including the RAL standard from Germany as the most reliable standard in the world, is a confirmation of this claim. At the national level, as one of the most customer-oriented companies in the UPVC industry, Vintech has always received numerous statues for the protection of consumers' rights and has continued its unceasing efforts to achieve the lofty goals of consumer protection. In line with this spiritual support, which has been achieved through the high quality of Wintech products, Wintech has carried out extensive environmental advertising in door and window exhibitions and related industries, which were held from 18 to 21 July 2018, as well as the construction industry, which was held from 6 to 9 August 2018 was held at Tehran International Exhibitions, it provided a unique and worthy support to its sales agency network to push its colleagues towards better service to consumers and an opportunity in the current competitive market. He granted them great growth and development.
