Changshu Tianyin Electromechanical Co.,Ltd engages in the research and development, production, and sale of refrigerator compressor parts in China. It offers thermal overload protectors; PTC starter relays; junction boxes for various refrigeration appliances; current start relays; starter protectors; plastic suction mufflers for various refrigerator compressors; plastic compression spring bearings; and refrigerator compressor inverter controllers. The company was founded in 2002 and is based in Changshu, China.