"Hi, I am Agatha Clemens, Program Manager of the Upcoming Conference "Oil & Gas 2021" which is scheduled in Barcelona, Spain during the month of Nov 22-23, 2021. Our previous Conference was popular beyond expectation, and this will also going to be a success. I am happy to announce we are open for registration for the conference, Before that request you to go through the Website and the other details. I invite you to the conference as a Speaker, delegates, e-poster and more Website: https://oil-gas.annualcongress.com/ I am here to assist you, Kindly mail me or contact me directly through my Whatsaap (+447588755836) Regards, Agatha Clemens