The "M line" refers to a specific line in the Mass Transit Railway (MTR) system in Hong Kong. It connects various districts, providing an efficient mode of transportation for residents and visitors. The M line is known for its reliability and frequency, making it a popular choice for daily commuters. The M line features several key stations, including Central, Admiralty, and Tsim Sha Tsui. Each station is equipped with modern facilities and easy access to other lines, enhancing the overall travel experience. The M line plays a crucial role in reducing traffic congestion in the city.