Tianjin Ostrich Ink Co., Ltd. (Tianjin Ink Factory) originated from the "Heart Wenxin" font in 1875. It was built in Tianjin in 1935 and is the birthplace of China's first drop of ink. From ferrous tannate ink to carbon ink that never fades, to various pen writing inks, the "ostrich" people inherit the spirit of innovation and research and development, and have always led the development of Chinese ink.

Ostrich ink originated from the Tianjin Chengwenxin Stationery Store established in 1935, and "Chengwenxin" originated from the "Chengwenxin Bookmarking Company" established in Zhaoyuan County, Shandong Province in 1875. Mr. Guo Yaoting, the founder of Shandong "Chengwenxin Bookstore", established the first Chengwenxin stationery in front and back factories on the banks of the Haihe River in Tianjin, at the mouth of Sanchahe River, Guodian Street. shop (i.e. the predecessor of ostrich ink).

Ostrich Ink was born during the War of Resistance Against Japan. At that time, our country was backward in science and industry were underdeveloped, and most people were not educated, so they did not have the power to unite. The beautiful rivers and mountains are like a barren desert, and the people are like a piece of loose sand. Mr. Guo Yaoting wrote: "I hope to use the ink of cultural tools to cultivate and irrigate it, so that it can become a beautiful garden. The ostrich who is used to rushing in the desert has an outstanding and hardworking spirit, and it can shoulder this arduous mission. .”