Rengo Co., Ltd., together with its subsidiaries, manufactures and sells paperboard and packaging-related products in Japan and internationally. The company operates through Paperboard and Paper Processing-Related Business, Flexible Packaging-Related Business, Heavy Duty Packaging-Related Business, Overseas Business, and Other Businesses segments. It offers paperboard products, such as containerboards, boxboards, tube boards, chipboards, processed paper products; corrugated packaging products, including smart display packaging, functional and decorative corrugated products, and support systems for e-commerce packaging, as well as materials for distribution, shipping, and construction; and folding cartons comprising individual packaging, decorative printing corrugated packaging, and paperboard multi-packs. The company also provides flexible packaging products, such as film packaging; various labels for PET and glass bottles; cellophane, a film; and plastic alternative packaging products. In addition, it offers heavy-duty packaging products, such as flexible containers, heavy-duty polyethylene, and kraft paper bags, as well as heavy-duty corrugated packaging products. Further, the company provides packaging machinery, including e-commerce packaging systems, wraparound and setup forming machines, box/tray making machines, sealing machines, box opening systems, ink-jet printers, and other machines. Additionally, it offers functional materials, such as porous cellulose beads, high-function pulp products, gas adsorption sheets, viscose-processed papers, natural anti-bacterial/anti-mold agents, and tinted films; sealing-materials, including kraft tape, OPP tape, fabric tape, and hot-melt packaging products; and nonwoven products, water-absorbent mats and sheets, cushioning mats, and shielding sheets. It is also involved in the transportation, insurance agency, leasing, and real estate businesses. Rengo Co., Ltd. was founded in 1909 and is headquartered in Osaka, Japan.