JSC UZBEKENERGOTAMIR A specialist enterprise with more than 45 years of experience in overhauling an maintenance. 1

A specialist industrial enterprise Uzbekenergotamir was opened in 1967 to perform repairs and maintenance of electric power plants located in the republics of Central Asia and Kazakhstan. The office of headquarters is located in Tashkent city. The enterprise incorporates: - four permanent industrial areas located on the territory of thermal power plants of the Republic; - industrial base in Kibrayskiy district (1 st, 2 nd & 3 rd lines). After denationalization in 2001 the enterprise was reorganized into a Joint Stock Company Uzbekenergotamir. Pursuant to Act of the Republic of Uzbekistan No. ZRU-370 issued on May 6, 2014 on introducing amendments and additions to the law “Concerning joint stock companies and protection of the rights of stock holders” the status of the enterprise was changed to Joint Stock Company Uzbekenergotamir. Authorized capital as of January 1, 2016 is thous. UZS and it comprises shares. Stock holders of JSC Uzbekenergotamir are: JSC Uzbekenergo – 51% JSC Sirdarya TPS– 25% JSC Mubarekskaya TPP– 13,99% Private individuals– 10,01% The nominal value of one share is 3000 UZS. 2

Joint Stock company Uzbekenergotamir» – a specialist maintenance enterprize Core activities – Maintenance of main and auxiliary equipment of thermal power plants, fabrication of spare parts for package units and factory overhauling of transportable equipment 3

The enterprise has long experience of making complicated specilized repairs of the following equipment: Boiler equipment including the following: - overhaul for all types of HRSGs and water boilers including reconstruction and modernization, technical upgrading; - fabrication, installation and repairs of heating surface elements for boilers; - repairs of steam separation system, collectors and pipelines for various service, repairs of pressurized vessels; - repairs of rotating units including vibration analysis and balancing; - overhaul of boiler draft systems; - maintenance of drums; - ultrasonic tests for weld joints and base metal of pressurized vessels and lifting facilities and submission of relevant report; - thermal treatment of pipe bends and weld joints by means of mobile equipment. 4

Turbine equipment including the following: - all types of overhaul for steam turbines; - repairs and maintenance of regulation and steam distribution systems; - balancing rotors with their own bearings and on the units; - reblading for any turbine rotors; - re-bedding for sleeve shaft bearings and subsequent boring to the required size; - high-precision treatment of bores in coupling halves of turbine rotors, generators, pumps directly on the site of installation; - maintenance of all the types of pumps. 5

Electrical equipment as well as: - generator capital overhaul; - total replacement of generator stator winding; - repairs of active part of the stator; - repairs of generator rotors with partial replacement of winding; - repairs of any types of HV switches; - repairs of generator hydrogen sealing; - repairs of HV motors with replacement of insulation winding, restoration of winding sections applying used copper, fabrication of winding sections using new copper; - repairs of LV motors; - balancing generator rotors and electric motors. 6

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The enterprise owns the following facilities to perform testing after maintenance and overhauling: - laboratory for measuring equipment, I&C; - laboratory for metals and weldments; - HV equipment testing laboratory. 8

9 The structure of JSC Uzbekenergotamir Enterprise Management Tashkent industrial area Angren industrial area Navoi industrial area New-Angren industrial area Industrial base

10 Total number of employees as of is 1037 people Scheduled output of works performed as of the year of 2016 is 37 bln 705 mln 000 thous. UZS.

Goods replacing imported ones are successfully produced in JSC Uzbekenergotamir: - boilers heating surface elements (convection superheater packages, water economizer packages). Rated annual output exceeds 400 tones. - hot bed cushioning packages for regenerative air heater (RAH). Rated annual output is up to 250 tones. - tubular air heater (TAH) sections. (ТВП). Rated annual output is up to 200 tones. 11

The enterprise can arrange a mobile team managed by engineering specialists and comprising highly qualified electric welders and skilled metal workers, as well as structural engineers who can develop a plan of installation works and activities management plan, and prepare relevant drawings. The enterprise is open to offers and orders on maintenance, installation and reconstruction services to be rendered in any country of CIS. 12

Thank you for attention Address: The Republic of Uzbekistan , Tashkent city Osiyo street, 8 Phone: (3712) , Fax: