It added that another $4 billion worth of letters of intent was received for new projects and investments in different sectors of the economy.
Nigeria also signed contracts with China Harbour Engineering Company for the construction of the Lekki Blue Seaport in Lagos.
Shettima met Xi, who asked for the protection of Chinese workers in Nigeria, according to the vice president's office.
China had committed to rail projects in Nigeria in the past and to a seaport in Bonny Island in the Niger Delta.
China had earlier agreed to provide 85% of the financing for the rail projects.
Persons:
Xi Jinping, Edgar Su, Kashim Shettima's, Shettima, Xi, Felix Onuah, Chijioke Ohuocha, Jamie Freed
Organizations:
Initiative, of, People, REUTERS, Rights, Nigeria's National Agency for Science, Engineering Infrastructure, China Harbour Engineering Company, China Exim Bank, Thomson
Locations:
Beijing, Rights ABUJA, Nigeria, Africa's, Lagos, China, Bonny Island, Niger, Nigeria's