Xiamen Seven-Color-Source Digtal Science and Technology Co., Ltd. is a professional manufacturer and trading company based in Xiamen, China, specializing in printer consumables. Established in 2008, the company operates with 11 to 50 employees and functions as a contract manufacturer with its own factory. Their product range includes continuous ink supply systems (CISS), refillable ink, ink cartridges, printing ink, and auto reset chips. They offer a variety of CISS models, such as R210, R270, C110, 1290, EX3, R1800&R800, R1900, C67&C87, C90, and ME2. The company's business scope covers Consumer Electronics and Office Supplies, and they are actively engaged in international trade, seeking mutually beneficial cooperation with partners worldwide.