The “Technical Specifications for lightning protection testing of urban rail transit” (hereinafter referred to as the “Specifications”) jointly drafted by Ningbo Meteorological Bureau and Municipal Rail Transit Construction Group Co., Ltd. will be officially released and implemented from April 15th. The "Specifications" clarify the detection process, inspection cycle, testing items, testing methods, and qualified judgments of the city's rail transit lightning protection devices, which achieves the province's leading and national advanced technology.