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			   1980Started operations. 
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			   1993Altunkaya İnş. Nak. Gıda Tic. A.Ş. was established and the headquarters of the company was moved to Gaziantep. 
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			   1995Tea production began under the Mahmood Tea brand. 
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			   1996Altunsa Gıda ve Sanayi A.Ş. was established. 
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			   1999Started rice production under the Mahmood Rice brand. 
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			   2001Altunsa started the production of tomato paste. 
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			   2002Started production of powdered beverages. 
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			   2003Started selling kitchen products under the Arimo brand. 
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			   2005Started operations in Dubai. 
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			   2006Lidersan Sağlık ve Gıda Ürünleri A.Ş. was established. 
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			   2007Started production of baby diapers under the Confy brand. 
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			   2007Started production of margarine and vegetable oil. 
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			  2007Lara Tarım Gıda Hayvancılık Sanayi ve Ticaret A.Ş. was established. 
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			   2007Mahmood coffee production started. 
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			   2011Oğuzeli dairy and fattening farm was put into operation. 
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			   2011Şanlıurfa tomato greenhouse was built. 
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			   2012Investments in petrol stations began. 
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			   2014New investments increased the production capacity of Lidersan Sağlık ve Gıda Ürünleri. 
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			   2015The Lidersan Ambalaj factory was put into operation. 
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			   2017Lidersan's R&D center was put into operation. 
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			   2017LO&GO car rental operations began. 
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			   2021E-commerce activities started with sonsepet.com. 
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			   2021Entered the construction sector with Sevin Construction Company. 
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			   2021Lidersan nonwovens production plant started operation. 
 
				  	