MarkLines Co., Ltd. operates an automotive industry portal in Japan. Its information platform offers online information services, including information about suppliers, such as who supplies whom, plant data, and market trends; sales and production statistics; reports on technology and market trends; and model plan data comprising forecasts and others in Japanese, Chinese, and English. The company also provides B2B promotional support and advertisement services that include promotional emails and banner ads under the LINES name to its information platform members. It serves OEMs, parts and material suppliers, machinery and equipment manufacturers, solution vendors, transportation and trading companies, consulting firms, financial institutions, government, labor unions, universities, and construction companies. The company was incorporated in 2001 and is headquartered in Tokyo, Japan.