Tianjin Tiantianfa Technology Co., Ltd. is a joint-stock limited liability company held by Tianjin University (formerly Tianjin University Precision Instrument Factory, Tianjin University Wireless Power Plant) is a modern high-tech enterprise integrating research and development, production, sales and service. It has been committed to the development, production, sales and service of drug testing instruments for 30 years.

The company's main drug testing instruments, including dissolution instrument series, dissolution sampling collection system series, particle detector series, bacterial endotoxin test instrument series, more than 20 series, more than 40 varieties, the main products cover all provinces and regions in the country, some products have entered the overseas market. Tian Tian Fa has established a good brand image in the field of drug testing, has a good reputation, and has won the praise of the majority of users.