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About Us
PT SINAR BIJAK NIAGA was established in 2024 in Surabaya and has quickly grown into a specialized supplier of bitumen in Indonesia. Our central warehouse is located in Surabaya, ensuring consistent availability and efficient distribution across the nation, while our operational office in Bali strengthens our marketing, customer service, and regional presence.
In addition to bitumen, we also offer a selective portfolio of chemicals, petrochemicals, additives, and catalysts. What sets us apart is the strength of our international network and experience, enabling us to deliver strict quality control, competitive pricing, and long-term strategic partnerships.



Our Story
We are a young company with a bold vision for Indonesia’s infrastructure future. Supported by a strong global network of trade partners with offices in the UAE, Turkey, Oman, Malaysia, Hong Kong, and China, PT SINAR BIJAK NIAGA brings international expertise and global resources into Indonesia. This foundation enables us to serve the nation’s rapid development with confidence, reliability, and long-term commitment.
What We Do
Sinar Aspal means bitumen expertise. Our core business is the import, storage, and nationwide distribution of bitumen in various grades and packaging — delivering reliable solutions for projects of every scale, from national highways to rural roads.
Building on our imported bitumen, we also develop value-added products such as emulsions and cold paving materials in Indonesia through trusted local production partners. This ensures that we deliver not only raw materials, but also tailored solutions that match the diverse needs of contractors across the archipelago.
While bitumen remains our main focus, we also maintain a selective portfolio of chemicals and petrochemicals, available under the “Other Products” section.
Our Competitive Edge

Products tested in accredited laboratories, meeting national and international standards.

We prioritize speed, transparency, and long-term partnerships with our clients.
Designed for cost efficiency and clarity in every transaction.
Thriving Alongside Indonesia
Collaboration is Key
We are actively seeking partnerships with local businesses to strengthen our distribution network and reach. With our unwavering focus on quality, cost-effectiveness, and strategic partnerships, we are confident in becoming a leading bitumen supplier across Indonesia.
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