Download the JCS6N70FC datasheet PDF.
This datasheet also covers the JCS6N70C-JILINSINO variant, as both devices belong to the same n-channel mosfet family and are provided as variant models within a single manufacturer datasheet.
Note: The manufacturer provides a single datasheet file (JCS6N70C-JILINSINO-MICROELECTRONICS.pdf) that lists specifications for multiple related part numbers.