Effects of M-components on needle activity in positive cloud-to-ground lightning flashes

The data supports the manuscript entitled “Effects of M-components on needle activity in positive cloud-to-ground lightning flashes”. The high-speed video data files of the positive cloud-to-ground lightning lighnting (F20064 and F20065) of *.avi can be opened by Photron Camera Control software (Photron Fastcam Viewer) that can be download from this link: https://photron.com/photron-support/ In addition, MATLAB can open the *.mat file (electric field change data), and Microsoft Excel can open the *.xlsx file (Guangdong-Hong Kong-Macao Lightning Location data (F20064 & F20065). The data can be used freely for scientific purposes with the appropriate citation.