| May, 1969 | Yuken Kogyo Co., Ltd. came to Taiwan and established Taiwan Hydraulics Manufacturing Co., Ltd. Office was located at No. 4 Min Sheng Road, Taichung and manufacture was located at No. 581-1, Ji Shan Road, Zhu Shan Township, Nantou County. Capital : NT$6,000,000. |
| May, 1981 | Head office was moved to No. 242, Chong Der Road, Taichung. Capital : NT$ 18,000,000 |
| May, 1985 | Office and Manufacture were all moved to current address in Taichung Industrial Park, area is 9,543 m2. Capital : NT$41,000,000. |
| October, 1986 | Taipei Office was opened |
| July, 1988 | The large multidimensional CNC machinery was imported from Japan. Capital : NT$ 50,090,000. |
| May, 1995 | A newly modernized assembly line was set up. Capital : NT$ 80,680,000. |
| July, 1996 | Started exploring overseas market, mainly focus on China, North America and Southeastern Asia. |
| March, 1997 | was awarded ISO-9002 certificate and built up international level quality system. |
| January, 1998 | A new second Manufacture was set up at No. 6 7th Rd., Taichung Industrial Park, Taichung, Taiwan, area is 5,623 m2. Capital : NT$ 88,750,000. |
| May, 2000 | Company name was modified from "Taiwan Hydraulics Manufacturing Co., Ltd." to "Yuken Hydraulics (T.W.) Co., Ltd." |
| February, 2002 | Yuken Hydraulics (T.W.) Co., Ltd. was awarded CSA-C/US certificate, to strengthen our competition in North American market. |
| May, 2002 | Yuken Hydraulics (T.W.) Co., Ltd. was awarded ISO-9001 certificate and scaled new heights of quality system. |
| October, 2002 | Organization simplified, management institutionalized. |
| June, 2003 | Production line readjusted, equipment reinforced, production rationalized, striding into a new milestone. |
| January, 2004 | Reinforce production equipment. Capital: NT$ 90,000,000 |
| April, 2005 | Proportional Valve was awarded CE certificate. |
| November,2005 | Solenoid Valve was awarded CE certificate. |
| November,2008 | Solenoid valves with monitoring switch were patented in Taiwan |
| March, 2009 | Solenoid valves with monitoring switch were patented in China. |
| June, 2010 | Solenoid valves with monitoring switch were awarded CE certificate. |
| December, 2011 | 2nd manufacture's expansion is finished. |
| 2012 | New ERP system installed. |
| 2014 | New coil and iron core machinery installed. |
| 2016 | New personnel system input. |
| 2018 | MES system input. |
| 2020 | Automatic process machine installed. |
| 2022 | Components tracing system input. |