# 5.5 Data marketplace
Data marketplace is a venue for purchasing and sales of healthcare data. The market is composed of interface from supplier’s perspective and interface from consumer’s perspective, with the supplier allowed to register the healthcare data in the market through blockchain, and approve or refuse the access and use of data by the consumer.
The consumer can search data supplier easily and can acquire the right to use data by providing prescribed quantity of LEMC token to the data supplier. Data supplier can set to which extent his/her data will be disclosed at the time of registration thereof and can exercise the rights on data through such setting.
Price of data will be set on the basis of the average market price as the reference and the right to make selection for the setting of the price that the supplier wants is guaranteed to enable the supplier to utilize the data marketplace without additional cumbersomeness.
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