| Year | Description |
| 1964 | Founder Mr. Chang Tzu Chien established CHIENHSIU INDUSTR in Sanchong District, New Taipei City, with a capital of 50,000, starting contract manufacturing of automobile and motorcycle parts. |
| 1976 | To expand operations, the company relocated to Guishan District, Taoyuan City, and changed its name to FULLWEI INDUSTRY CO.,LTD. |
| 1985 | Introduced automatic welding robots to Taiwan. |
| 1996 | Introduced automatic spot welding robots to Taiwan and implemented the CATIA system. |
| 1997 | Obtained ISO-9002 certification. |
| 1998 | Obtained QS-9002 certification. |
| 1999 | Obtained ISO-14001 certification. |
| 2000 | Signed a technical assistance agreement with Sankei Giken Kogyo Co., Ltd.(JAPAN) |
| 2003 | Started contract manufacturing of exhaust systems and steering beams for HYUNDAI.(SYM TAIWAN) |
| 2005 | Established a new factory in Pingtung to cater to TAIWAN HONDA. |
| 2006 | Signed a technical assistance agreement with Yutaka Giken Co., Ltd.(JAPAN) |
| 2009 | Obtained ISO/TS16949 certification. |
| 2011 | Signed a technical assistance agreement with SJG SEJONG CO., LTD.(Korea) |
| 2015 | Signed a technical assistance agreement with FAURECIA EMISSION CONTROL SYSTEMS KOREA. |
| 2016 | Established VIETNAM FULLWEI INDUSTRY CO.,LTD in Vietnam and started contract manufacturing of exhaust systems and steering beams for VIETNAM HONDA. |
| 2017 | Commenced operations at the new Pingtung factory of TAIWAN FULLWEI. |
| 2018 | VIETNAM FULLWEI started contract manufacturing of parts for Vietnam Honda motorcycles |
| 2019 | TAIWAN FULLWEI obtained IATF 16949 and ISO 9001 certifications.
VIETNAM FULLWEI started contract manufacturing of exhaust systems and steering beams for VIETNAM HYUNDAI. |
| 2022 | Established subsidiary of VIETNAM PHU THUAN TOAN INDUSTRY CO.,LTD. in Bac Ninh, Vietnam, and started contract manufacturing of automobile parts.
VIETNAM FULLWEI expanded its cleanroom and started contract manufacturing of electronic components. |
| 2023 | Established the headquarters of VIETNAM PHU THUAN TOAN INDUSTRY CO.,LTD. in Da Nang, Vietnam.
Established PHU THUAN PHONG INDUSTRY CO.,LTD. in Da Nang, Vietnam. and started contract manufacturing of automobile parts.
TAIWAN FULLWEI started contract manufacturing of motorcycle gasoline tanks for KYMCO. |