Tags DQC Dien Quang Light Bulb to become technology solution provider Tuesday, May 12, 2020 Profits of Dien Quang Light Bulb (DQC) last year fell to their lowest level in 10 years at VND27 billion (more than US$1.1 million) and would fall more this year, attendees were told at the firm’s annual general meeting of... Dien Quang Lamp JSC to increase dividend rate Monday, Apr 11, 2016 The HCMC-based Dien Quang Lamp JSC (DQC) will increase its dividend rate of 2015 by 15 per cent to reach 35 per cent.