The registered address of Shandong Juancheng Tongxin Science and Education Instrument Equipment Co., Ltd. is located 20 meters north of Dashizhuang Administrative Village, Fuchun Town, Juancheng County, Heze City, Shandong Province. The registration authority is Juancheng County Market Supervision Administration, and the legal representative is Liu Sulan. The business scope includes general projects: sales of teaching models and teaching aids; Sales of supply instruments and meters; Sales of optical glass; Manufacturing of specialized teaching instruments; Sales of specialized teaching instruments; Manufacturing of teaching models and teaching aids; Manufacturing of instruments and meters; Manufacturing of specialized instruments; Glass instrument manufacturing; Manufacturing of other general instruments; Manufacturing of optical instruments; Sales of instruments and meters; Sales of optical instruments; Sales of glassware; Wholesale of stationery supplies; Retail of stationery supplies; Manufacturing of electrical instruments and meters; Manufacturing of intelligent instruments and meters; Sales of intelligent instruments and meters; Manufacturing of experimental analytical instruments; Manufacturing of supply instruments and meters; Manufacturing of electronic measuring instruments; Stationery manufacturing; Optical glass manufacturing. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law)