1. Used for OKI B2200/B2400 laser printer 2. Yield: 10,000 Yields Hefei Huibai Digital Technology Co., Ltd. is a high-tech company which was founded in 2008. We specialize in the research and production of Office supplies, such as OKI toner cartridges, OKI toners, OKI toner chips and so on.Through many years of development, our company has become a large-scale enterprise with research, production ...