DS was founded in 1971, in the city of São José do Rio Preto, by the auto mechanic Mr. Dorcídio Schiavetto. A specialist in the Simca Chambord vehicle line, his biggest problem was finding parts for the carburation system of these vehicles. Realizing the difficulty, he started producing small batches of these components and started selling his products on the market. In 2000, he started the project for the industrialization of pressure regulators, where he started a process of technological improvement that culminated in: the growth of the number of internal employees; improvements in its production processes; certification of the NBR ABNT ISO 9001 series standard. As a consequence, it began to participate in fairs in the automotive sector, being better known nationally, and also started its participation in the international market. Always evolving over the years with respect to technology, production line and environment, aiming at the satisfaction of its customers, as well as its internal employees, suppliers and other parties directly connected in its organizational growth. Currently the company serves the national market and international with high technology in machinery and equipment and a strict quality control initiated from the analysis of materials, product development, until the assembly and final testing of all parts.