tonnes of polysilicon annually
power
manpower
Beyond Energy
Powering the Future
Beyond Energy
Powering the Future
Beyond Energy
Powering the Future
OCI TerraSus drives sustainable clean energy growth since 2017. Committed to building a sustainable and high-performance future.
[ABOUT US]
Pioneer in high-purity polysilicon, powering global sustainability through R&D-driven excellence
Pioneer in high-purity polysilicon, powering global sustainability through R&D-driven excellence
Committed to building a sustainable and high-performance future
Who We Are
What We Do
Meeting growing demands of global clean energy
Message by CEO
With focus on innovation, sustainability, and operational excellence, OCI TerraSus delivers trusted solutions for global industries
Mission, Vision and Values
Guided by our mission, vision and values
Business Strategies
Driving resilient, responsible growth
through global partnerships & local impact
Three Pillars of Excellence
Central to our strategy are three foundational pillars that define our identity and drive our performance
Committed to building a sustainable and high-performance future
Who We Are
What We Do
Meeting growing demands of global clean energy
Message by CEO
With focus on innovation, sustainability, and operational excellence, OCI TerraSus delivers trusted solutions for global industries
Mission, Vision and Values
Guided by our mission, vision and values
Business Strategies
Driving resilient, responsible growth
through global partnerships & local impact
Three Pillars of Excellence
Central to our strategy are three foundational pillars that define our identity and drive our performance
[SUSTAINABILITY]
Driven by sustainability.
Defined by ESG actions
Driven by sustainability.
Defined by ESG actions
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
Empowering change,
driving sustainability.
[NEWS & UPDATES]
Your source for
news and updates
Your source for
news and updates
More than 90 junior players compete in OCI-Sarawak Closed Junior Pickleball Tournament 2026
26 September 2026
OCI TerraSus plants over 600 trees at Samalaju Plant
11 September 2026
Safety week 2026: Our commitment for a safety workplace
14 - 20 August 2026
Building AI-era core materials supply chain from Sarawak
12 August 2026
Beyond Energy, Powering the Future
Beyond Energy,
Powering the Future
Certified ISO 45001:2018
Occupational Health and Safety
(OH&S) Management System
Certified ISO 14001:2018
Environmental Management
System
Certified ISO 9001:2015
Quality Management System
Beyond Energy,
Powering the Future
Certified ISO 45001:2018
Occupational Health and Safety
(OH&S) Management System
Certified ISO 14001:2018
Environmental Management
System
Certified ISO 9001:2015
Quality Management System