Guangzhou YanDing Office Supplies Co.,Ltd is founded in 2007 .its located at Zengcheng district which called "the village of Litchi" in Guangzhou city  . Which is professionally  specialized in toner filling and laser toner cartridge ,copier toner cartridge production, research and development in China  .  we have Strong technical force, with a high-quality professional development team and production team .And most our products have pass the CE certificated .so product quality is guarantee。