| 1972-76 Gaorong Machinery Co., Ltd. was set up with 1 million NT dollar of registered capital. It repaired and maintained electric parts of foreign processing facilities. |
| 1976-87 The company was renamed “Gaorong Enterprise Co., Ltd.” with 2 million NT dollar of registered capital. Its business transferred to manufacture simple moulding facilities. |
| 1987 Facing the rapid economic growth and the prosperity of international markets, the company assumed the name of Yirong Stock Co., Ltd. with 5 million NT dollars. It specializes in processing facilities in automatic, semi-automatic, computer-controlled, and teaching simulation. Its Products obtained patents. |
| 1992-94 Assembly base was set up in Shanghai with 1 million yuan of registered capital. |
| 1996 The factory was moved to Zhongshan, Guangdong province and the name “Yirong Electronics Equipment Factory in Zhongshan Torch Development Zone” was adopted. With 2 million yuan of registered capital and its own workshop, it is currently located in Yaotiao Commerce Area, Torch Development Zone， Zhongshan City. |
| 1996 Xiamen Office was set up for service and consignment |
| 1997 Dongguan Office was set up for service and consignment |
| 1998 Shenzhen Office was set up for service and consignment |
| 1999 The company passed ISO-9002 International Quality Attestation. |
2002 The company passed ISO-9001:2000 International Quality Attestation. |
