Ningbo Tianhong Stationery Co., Ltd., the parent company of the Tiantian brand, was established in 1989. It is a stationery manufacturer integrating "R&D, production and sales". In 2008, Tianhong developed and produced the first automatic pencil sharpener. In 2014, it started It sells the "Tennis" brand in China and has become a leading brand in the category of automatic pencil sharpeners. Since the birth of the brand, Tiantian has always adhered to the spirit of fine manufacturing, through persistent research and development, the pursuit of high quality and continuous technological innovation.
