APT has been established in 1993. Today it is now a Chinese leading manufacturer of low-voltage control devices.
Brand concept come from the initial letters of three English words:Advanced (A), Perfect (P) ,Top (T).
In August 2008, SIEMENS had acquired APT's brand and assets, APT became a siemens company.
APT focus on manufacturing push buttons, pilot devices, stack lights, cam switches, current transformers, limit switches and main circuit product.
With unified Quality Control and R&D Resources, APT will further strengthen its leading status in the local market and find solution to meet the demands of its customers.