STS Chemicals and Metal Industry. Foreign Trade. Ltd. Sti. in need of construction and furniture industry, chemical and metal products, produce and market the singing Over founded in Istanbul. Interbond registered trademark of our company under the name of the Instant Adhesive, Polyurethane Foam, Marine Glue, Silicone,D3 glues manufacturing, import and export. Wide distribution and marketing of products to its customers through a network delivers a seamless and easy way. Investments in accordance with the needs of the sector, is continuing to acquire a strong position in quality of our goal in the world market.