 NEW YORK, Oct. 05, 2021 GLOBE NEWSWIRE -- Dark Pulse, Inc. OTC Markets: DPLS DarkPulse and the Company, a technology company focused on the manufacture, sale, installation, and monitoring of laser sensing systems based on its patented BOTDA dark-pulse sensor technology the DarkPulse Technology today announced its subsidiary, Optilan, the leading security and communications company for the energy, infrastructure, pipeline, and rail sectors, demonstrating its commitment to quality, accountability, and continuous improvement with its ISO renewal success, has successfully completed the first year of operation on the BTC pipeline project, resulting in the award of the continued Support and Maintenance contract for the system. 