Guodong Cao, Nur’Jila binti Mohammad, Zuriana Binti Zahrin. Based on the investigations of two enterprises, a study on the progress and problems of unified social insurance collection in Baotou City, China was conducted. IJCISIM [Internet]. 2026 Aug. 10 [cited 2026 Sep. 11];18(1):13. Available from: https://cspub-ijcisim.org/index.php/ijcisim/article/view/3934