Koyambedu merchants want business hours extended Updated: Updated: Association says retail traders have just three hours to sell the produce Share Article AAA Loud and clear: The police reminding traders at Koyambedu of the lockdown timings. | Photo Credit: VEDHAN M Association says retail traders have just three hours to sell the produce The new restrictions curtailing the working hours of retail vegetable shops since Thursday has had a cascading effect on sales at the Koyambedu wholesale market, according to traders. Merchants at the market say the number of retailers visiting has dropped by 40% to 50% after the new restrictions came into force.