We actively participate in technology exchange with professional groups to promote the professional growth of technologies and competencies in various fields through same-industry and cross-industry exchange and cooperation. Besides sponsoring associations and unions to hold professional technology seminars, publish journals, and promote sustainable development information, we also take important posts, such as the vice chairperson, director, chairperson, and others of these associations and unions to pursue the sustainable development of the industry through participating in association affairs and exerting our influence as a corporate member.

In 2021, we were member of 16 associations and non-profit organizations, such as the Petrochemical Industry Association of Taiwan, Chinese National Association of Industry and Commerce Taiwan, Chinese National Federation of Industries, and Taiwan Chemical Industry Association, with a total investment of about NT$1,978,800.

In support of external initiatives, besides becoming one of the 1,846 businesses worldwide supporting TCFD in November 2020, USI began to join Earth Hour in 2018. In 2022, USI announced its determination to reduce carbon emissions, signed a declaration of net zero emissions and participated in the carbon neutrality alliance.