Chengdu Tianyi Electronic Industry Co. Ltd. is a high-tech enterprise and contract manufacturer based in Chengdu, China, specializing in alarm security products. Established in 2009, the company integrates research, development, marketing, and engineering to produce a range of security solutions. With 11 to 50 employees, their core product lines include infrared electronic detectors and alarm control panels. They offer various Infrared Beam Detectors (DF3-B Series, DF3-R Series, DF3-BT Series, DF3-D Series, DF3-H Series), Wireless Infrared Beam Detectors (DF3-BT Series, DF3-BT-EX), Control Panels (TYMC1026B, TYS-1A), and Barrier Sensors. The company operates a factory and focuses on the security and protection sector.