Welcome to C & S ! China C & S electronic technology co.,Ltd. is specializes in the production, marketing and service of toner cartridges . we have a strong R&D team, advanced processing and manufacturing facilities, provide 100% guarantee for all our toner cartridges. Defective rates tightly controlled less than 1% for models. The high performance cartridges we produced are mostly compatible used in government, bank, , school, major company. All of our toner cartridges are compatible for famous brands like HP, Samsung, Epson, Canon printers. Also, customized OEM service is available for you. You just need provide an concept, sketch or even ideas, we can customize products as you want. We have a professional design, R&D technical team to support you. Coming together is a beginning; keeping together is progress; working together is success. We expect to meet you , be successful with you!