Guangzhou TPT (Top-Print-Tech) Office Equipment Co., Ltd. (TPT) is a professional manufacturer specializing in color and black toner cartridges on remanufactured or brand new basis. TPT cooperates with reputable manufacturers globally by providing OEM services of print cartridges. Our company boasts advanced manufacturing facilities, inspection instruments, dustless air-conditioning workshops, professional technical talents and strong R&D ability in compliance with ISO9001 standard. To ensure product quality and stability, TPT sources materials from overseas countries, conducts scientific...