July Yuliawati et al. 2025. Negotiation and Communication Strategy of Pt. Concord Industry Indonesia in Improving Cooperation With Working Partners PT. Dwi Karya Prima (Outsourcing Company) Karawang Regency. Dinasti International Journal of Economics, Finance & Accounting. 6, 2 (Apr. 2025), 1307–1313. DOI:https://doi.org/10.38035/dijefa.v6i2.4197.