CF 289A Laser Black Toner Cartridge Compatible for HP Laserjet Enterprise M507n/M507DN etc

https://huihong2022.en.made-in-china.com/company-ZHUHAI-ENLITE-TECHNOLOGY-CO-LTD.html
ABOUT US
  We are devoted to professional research and development,production and salesof printer consumables of manufacturing enterprises; mainly produce wide format inkjet cartridge.The product range includes a full range of office printer supplies such as ink cartridges, ribbons,toner cartridge and inks. Our factory is committed to providing professional one-stop printing solutions for consumersand wholesales.
  Zhuhai Enlite Technology Co., Ltd owes and share-owes three factories in Zhuhai(lnkjet cartridge,toner cartridge, Bulk lnk) These factories are belongs to the frist batch of enterprises for compatible consumables manufacturing and sales, withover 17 years of industry experienceit made Enlite to be one of the leading platform with a group of professional R&D, production, marketing and sales team.
  Our production area and office covers 30,000 square meters,with about 400 employees,and the monthly production capacity of ink cartridges reaches 2million pcs.Mono factory makes all kinds of monochrome laser cartridges with1000,000 pcs output monthly, color laser cartridges with 300,000 pcs output monthly, and the inkjet factory has a monthly output reaching 2 million piecesand all kinds of bulk inks output reaching 100 tons. 
Why Choose Us?
1.Comlete and Safe supply System---Owe 7 factories
2. Strong engineer team for research and development--More than 100 product patents
3.Full Automatic production lines--Stable quality andcompetitive price
4.Stable output---15 million pcs toner cartridges + 2 millionpcs ofinkjet cartridge+150 tons ink per month
5. High reputation---Selled to more than 78 countires