Gongyi Zhanjie Photography Material Factory, established in 1986, is a production enterprise approved by the Henan Provincial Food and Drug Administration to issue the "Medical Device Production Enterprise License" and "Medical Device Registration Certificate". It mainly produces: medical X-ray film developer powder, fixing powder, medical X-ray film developer solution, fixing solution coating, and printing film high-temperature rapid development, fixing coating, PS plate developer solution, and developing powder; Industrial film processing and development, fixing solution kit, various photographic drugs for civilian photography, including developing powder, fixing powder, developing solution, fixing solution, barium sulfate (type I), barium sulfate (type II) dry suspension, sodium sulfite, sodium carbonate, baking soda, boric acid, borax, fisetin, p-phenylenediol, potassium bromide, glacial acetic acid, and distribution of various films, film cartridges, intensifying screens, film ...