Chennai Trade Center is a permanent exhibition complex in Nandambakkam , Chennai , hosting multiple trade fairs and conventions round the year. India Trade Promotion Organization (ITPO) -the first trade promotion agency of the Government of India , Ministry of Commerce and Industry-outside Delhi .  A joint initiative of the ITPO and the Tamil Nadu Trade Promotion Organization, which holds 51 and 49 percent stakes respectively, the Trade Center was designed by CR Narayan Rao, and was commissioned in January 2001, while the convention center was commissioned on November 1, 2004. The exhibition hall was built at an estimated cost of $ 23 crore and the convention center at a cost of $ 22 crore.  Together, these centers cover 10,560 sqm and are fully booked for 75 days in a year.  Built over an area of 25.48 acres, the center included four modules of 4,400 m 2 Each of exhibition halls and media services to be built in a phased Manner.  In the first phase, two air-conditioned halls with pillars or columns encompassing areas of 5,000 m 2 and 1,850 m 2were constructed. There are three halls, viz, Hall No. 1 (4,400 m 2 ), Hall No. 2 (1,760 m 2 ) and Hall No. 3 (4,400 m 2 ). The halls feature a height of 6 meters to display all merchandise including machinery. These have been supplemented recently with a modern, fully air-conditioned convention center . All the halls are inter-linked, and Hall No. 3 is connected with the convention center. The convention center can accommodate 1,500 participants with a provision for dividing the hall on two equal parts and has an audiovisualfacility for multi-purpose use such as conferences, conventions, cultural shows, and so forth. The Chennai Trade Center is managed by the Tamil Nadu Trade Promotion Organization (TNTPO), a joint venture of ITPO and the Tamil Nadu Industrial Development Corporation (TIDCO).
The Chennai Trade Center is located in Nandambakkam on the arterial Mount-Poonamallee Road . It lies in the northern fringe of the Chennai Airport at a distance of about 6 km from the airport and 1.5 km from the Kathipara Junction . The nearest railway station is St Thomas Mount Railway Station of the Chennai Suburban Railway Network .
The Trade Center is 6,714 m 2 which includes a multi-purpose hall of 1,900 m 2 , a stage of 500 m 2 , a banquet hall of 750 m 2 , a lounge of 269 m 2 , and business and meeting rooms. The multi-purpose hall can accommodate 1,500 people. The open plaza at the entrance is about 800 m 2 with a uniquely designed porch. There are also VIP lounges / rooms and green rooms for the stage performers. 
The convention center is sliding partition, infra-red digital interpretation systems, theatrical lighting system, fire protection with sprinklers and smoke detectors , modern audio and video system, meeting rooms, banquet hall , VIP protocol and lounge, business center , information booth, parking facilities, multi-screen backdrops with cyclorama screen and multiple interpretation facility for 1 + 5 languages, video projector facility, integrated remote control for internship lightings, video and audio.
The Chennai Convention Center, with 67,000 sq ft of air-conditioned space and 75,000 sq ft of lawns, provides conferencing and banqueting space from 250 sq ft to 20,000 sq ft to accommodate 25 to 2,000 persons.
Other features of the Trade Center include a couple of 1,000 kVA transformers with a couple of HT feeders and 100% stand-by generators, 200 lines with Department of Telecom (DoT) exchange for telephone facilities,  heavy-duty flooring with a bearing capacity of approximately 5 tons per square meter and sewage treatment plant.
In 2009, 135 events were held at the venue and the three halls and convention centers were used for 279 days in the year.  In 2010, 84 exhibitions and 107 conventions were held occupying 357 days as against a solitary show in 2001.  
The annual international leather fair is a permanent fixture at the exhibition center. 
The performance of the exhibition center is shown in the table below: 
(in m 2 )
(in crore ₹ )
From the day of ict inception till March 2005, the convention center hosted 25 events with an occupancy of 38 days Generating a revenue of ₹ 70.21 lakhs. During 2005-06, it hosted 80 events with 130 occupancy days Generating a revenue of ₹ 2.3473 crore. 
ITPO has acquired an additional 10 acres of Tamil Nadu government for the expansion of the Chennai Trade Center. There are plans to add about 10,000 m 2 with two more halls and to double the exhibition area at a cost of ₹100 crore.  
Former Deputy Chief Minister MK Stalin launched the ₹ 250 crore expansion work of the Chennai Trade Center on 26 February 2011. The expansion work will begin in July 2011 and will be completed in March 2013. It includes the construction of six air-conditioned exhibition halls , each on 66,000 sq. ft., on each of the two floors, and a basement parking facility of 74,000 sq. ft. with a capacity to accommodate 2,000 cars and an equal number of two-wheelers.  Taamaesek Engineering Consortium have been appointed consultants for expansion work. 
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