According to data from Sohu. Northeastern University Qinhuangdao Branch is a Chinese-foreign cooperatively-run school with independent legal personality. Students don't need to study abroad. After studying in China for four years, they can get the bachelor's degree certificate of foreign universities certified by the Study Abroad Service Center of the Ministry of Education of China, so it is 4+0.
Sino-foreign cooperative education projects mainly include 2+2 (2 years at home and 2 years abroad), 3+ 1 (3 years at home and 0/year abroad), 4+0 (4 years at home and not going abroad) and 4+1 (4 years at home and 0/year abroad).