In actively implementing the Belt and Road Initiative, China Isotope & Radiation Corporation (CIRC) provides irradiation station construction and finished cobalt source export services to irradiator users in Southeast Asia. In October 2021, CIRC provided cobalt source irradiator installation, commissioning and personnel training services to irradiator users in Malaysia; and in December 2021, delivered about 200,000 curies of CN-101 cobalt source to users in Vietnam. Through strengthened international cooperation and exchanges, CIRC boosts the development of the nuclear technology applications in Southeast Asia.