TM developed by Nanjing Glass Fiber Research and Design Institute? The Type 1 CF seal project passed the provincial appraisal in Chenguang Hotel, Nanjing on May 21, 1987. The appraisal meeting was attended by 30 experts, professors and engineering technicians from 19 units, including Nanjing Institute of Technology, Hohai University, Nanjing Institute of Aeronautics, Beijing Institute of Materials Technology, Sinopec Corporation, Provincial Building Materials Bureau, Shanghai Petrochemical General Plant, Shanghai Oil Refinery, etc
