SRTET (บริษัท รถไฟฟ้า ร.ฟ.ท. จำกัด) is a prominent urban rail service provider in Thailand, specializing in the Red Line commuter rail system. This essential transit network connects major areas including Bangkok's city center and the outskirts, facilitating efficient travel across the metropolitan region. The company prides itself on safety, reliability, and customer satisfaction, offering a range of ticket options that cater to adults, students, and seniors, with fares calculated based on distance.

SRTET also provides a wealth of information for passengers through its user-friendly platform, covering train schedules, ticket conditions, and public transportation connections. In addition to the Red Line, the company is linked with other rail services, making it a key player in the broader public transport landscape. With ongoing commitments to improve service quality and community engagement, SRTET is dedicated to fostering sustainable urban mobility in Bangkok. Its vision reflects a modern approach to transportation, making commuting a seamless experience for all users.