HeptaMerc LLC is Estonian company, which was founded in 2010. It started activities the same year\'s second half. Despite fact, HeptaMerc fresh comer market, our staff consists of well trained, as experienced specialists, who has been working successfully ...

POLYTRONGLASS is the inventor and manufacturer of world?s leading transparent LED displays, known as ?X-Glass? product series.POLYTRONGLASS strives to continue on extending its specialty innovation in research development, production sales displays. ...