It has a plenary hall that has 5,000 seats. JCC also has an assembly hall with an area of 3,921 square metres. JCC has 13 various sized meeting rooms. JCC is connected to The Sultan Hotel & Residence Jakarta (formerly Jakarta Hilton International) by a tunnel. The tunnel has moving walkways and is air-conditioned. 
Extract how many meetings rooms and seats are available in the main hall from the passage provided
The JCC or Jakarta Convention Center has 13 various sized meetings rooms. It currently has a capacity of 5,000 seats in the main plenary hall