Harbin VITI Electronics Co., Ltd., based in Harbin, China, was established in 2000 and specializes in the research, development, manufacturing, and sales of electronic components for the Chinese automotive and public transportation sectors. Its extensive product portfolio includes a variety of modules designed for buses, covering functions such as switching, slave operations, bridging, processing, management, door control, fuel data acquisition, and signal distribution. The company also offers advanced monitoring systems, including remote wireless vehicle surveillance and tire pressure management solutions. For vehicle instrumentation, VITI provides combination displays, dedicated bus instruments, and digital color LCD panels. Their offerings extend to vehicle data recorders and associated modules for display, printing, and identification of traveling data. Key central electrical components like central processors and electric boxes are also part of their catalog, alongside retarder power switches. Additionally, VITI designs and manufactures a comprehensive suite of Electronic Control Units (ECUs). These encompass solutions such as LED trunk light controllers, retarder control systems, speed regulation modules, intermittent wiper controls, flash relays, water level alarm systems, rocker switch illumination units, overvoltage protection mechanisms, retarder foot-operated controls, and engine stall delay relays. The company's sensor product line is equally robust, featuring items like liquid level alarm switches, both capacitive and resistive fuel level sensors, various temperature sensors, odometer sensors, air pressure sensors, water level alarms, low air pressure alarms, electronic speed sensors, and a range of oil pressure and temperature alarm sensors, including magnetic reed and swing arm oil level sensors.