Parto San’at Co. has been designing and manufacturing “engine speed controllers” or VFD (Variable-Frequency Drive) since 1990. During this time, it has upgraded its production drives to the latest technology of the time. The manufacturing drives of this company are up to 350kW and under Vector Control Technology. They are in competition with the European products which is welcomed by other countries and is exported to countries such as Turkey and the UAE. By taking advantage of the technicians, this company succeeded in obtaining technical approvals in accordance with the following standards: EN 61800-3: 2012, Adjustable speed electrical power drive system- part 3 EMC requirements and specific test methodsEN 61800-5-1: 2007, Adjustable speed electrical power drive system- part 5-1 part: Safety requirements Electrical, Thermal and energyIts exporting product is holder of CE Certificate of European Community from Energy & Power Industries Laboratories (E.P.I.L) Co. Relying on Research and Development (R& D) and reaching knowledge and technology are considered as the Company’s approach. By taking this approach into account, the company has been successful in supplying the needs of the domestic industry including Oil and Gas. By taking advantage of elite’ engineers and experts, this company takes step in transformation of knowledge into technology and then its commercialization. While creating added value and creating jobs in our beloved country, a knowledge-based economy has been established. Manufacturing drives of this company have been installed and operated in all industries such as oil and gas industries. With an area of over 4,000 square meters in Parand Industrial Town of Tehran and capacity of manufacturing 40,000 machinery in a year, this company is considered as the largest drive manufacturer in the Middle East. This company has knowledge-based approval from Presidential Deputy for Science and Technology. It also has taken part in plan of 10 products in Ministry of Petroleum, it is also present in vendor list of southern oil-rich companies, National Iranian Gas Company, Spec Petrochemical Co., NIORDC, Oil products Co., Oil pipeline and Telecommunications Company, and a large number of other Petroleum subsidiary companies.