The 20th national conference of the All-India United Trade Union Centre (AIUTUC) will be held in Bangalore from January 4 to 6, its State vice-president K.V. Bhat said here on Thursday. Delegates from about 20 States and other countries are expected to participate. The conference is aimed at seeking withdrawal of foreign direct investment in retail, strengthening of workers’ rights, abolition of contract labour system, introduction of fixed wages for accredited social health activists and anganwadi workers and nationalisation of mining, he said. — Staff Correspondent