PT Sinergi Inti Plastindo Tbk manufactures and sells plastic packaging products in Indonesia and internationally. The company produces low and high density polyethylene products, including T-shirt bags, soft loop handle bags, poly draw bags, patch handle bags, and degradable sealed bags; PVC cling film suitable for packaging vegetables, fruits, meat, seafood, and other foods; and security sealed bags, with products marketed under the Diana brand. It operates factories in Jakarta and Tangerang, with an additional manufacturing facility in Banten province added in 2019 to support increased demand, and maintains headquarters at Simprug Garden Office No. 9D, Jakarta Selatan, Indonesia. Founded in 2001, PT Sinergi Inti Plastindo Tbk listed on the Indonesia Stock Exchange in 2019 under ticker ESIP.JK and serves domestic and export markets in the containers and packaging industry. In March 2022, the company conducted a corporate action through Preemptive Rights I, issuing 469,588,317 new shares representing 42.31% of its capital to raise Rp41.79 billion, which funded working capital needs and bank loan repayments amid rising production demand. As of 2025, it continues operations with 11 employees, led by President Director Eric Budisetio Kurniawan, and recently declared a dividend of IDR 0.50 per share.