Elnusa comes with Core Services as a support for industry players, especially those engaged in the storage and management of geological samples. This storage and management service provides geological physical samples from the survey results and production in the oil and gas operation area. The scope of these services includes safeguarding the quality of the sample by minimizing the contact of the samples with the environment that is supported by complete facilities fully owned by the Company. In addition, the service enables to check the data in an integrated manner, which can be accessed via the internet using the Roc@t application. A few large companies that have used this service include Chevron Pacific Indonesia, and Genting Oil Ltd.