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? National High-tech Enterprise Certification
? Certified by ISO9001 Quality Management System and ISO14001 Environmental Management System
? Products comply with RoHS environmental standards and CE safety certification
? Awarded titles such as "Top Ten Brands in China's Printing Consumables Industry," "Excellent Supplier," and "Green Environmental Protection Demonstration Enterprise"
? Possesses multiple independent patents and software copyrights, with industry-leading technological achievementslink:https://www.ocbinks.com/ink-cartridges/for-hp-compatible-cartridge/hp72-130ml-compatible-ink-cartridge-with-chip.html