Most Accurate Real Time GNSS Positioning Service in SriLanka!

With our service, we guarantee an accuracy up to 2.5 mm, anywhere in Sri Lanka

What is CORS?

What is CORS?

Continuous Observation Reference Station - CORSnet is the first commercial GNSS based Virtual Reference Network established to broadcast RTK corrections & RINEX data for post processing covering Western Province of Sri Lanka.

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Network Coverage

Network Coverage

The main cities which already have the coverage are marked in the map below. Click the map marker for more details. More cities will be covered soon. Our target is to make our service available to all throughout Sri Lanka.

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Why CORSnet?

Best Technology

We provide you with the best products from South Surveying & Mapping Instrument CO., LTD.

Excellent Support

We have the most dedicated and committed group of people. We truly love what we do and are never satisfied with good enough.

Highest Accuracy

We are capable of providing you the coordinates with an accuracy of 2.5 mm.


CORSnet is the first GNSS Network to allow for a single connection point for coverages across Sri Lanka. GNSS - Global Navigation Satellite System - is a satellite system that is used to pinpoint the geographic location of a user's receiver anywhere in the world. With our service, we guarantee an accuracy upto 2.5 mm.


Suleco Pvt ltd is an independent business entity with over 11 years of experience in the Survey and lab equipment import industry In Sri Lanka. Our strength, diversity and resilience has emboldened us as the leading Supplier of quality, Surveying Equipment and Laboratory Equipment for testing of construction materials such as Soil, Aggregates, Concrete, Cement, Bitumen and Asphalt Concrete in Sri Lanka.

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