Timeline
1969
Established TAIYO SINAR ENGINEERING.
As base in Indonesia by Sumitomo Densetsu Co., Ltd.
1977
Company name changed to TAIYO SINAR RAYA TEKNIK.
1990
Established PLANT Department & Civil Department
for business expansion
1993
Established Cibitung Office
For enhances maintenance work
1997
Established Surabaya Construction Office
For business expansion and customer service
2000
Acquired ISO9001 certification in June
2004
Acquired ISO14001 certification in September
2017
Acquired SMK3 certification in July
2021
Transition from OHSAS18001 to ISO45001 in March
2023