Eastern Polymer Group Public Company Limited, through its subsidiaries, engages in the manufacture and distribution of rubber insulation, automotive, and plastic packing products in Thailand and internationally. It operates through Rubber Insulation, Automotive Plastics, Packaging Plastics, and Others segments. The company manufactures bed liners and covers of pickup trucks; automotive accessories products; rubber for cars, machinery, buildings, and other products; and injection and molding of plastic parts. It also engages in the import and export of machinery and chemicals; assembly and distribution of molded plastic parts; and design, manufacture, and trading in accessories for 2, 4WD, light commercial, and heavy transportation vehicles. In addition, the company provides research and development, and calibration services. The company was incorporated in 1978 and is headquartered in Mueang Samut Prakan, Thailand. Eastern Polymer Group Public Company Limited operates as a subsidiary of Vitoorapakorn Holding Co., Ltd.