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JINAN HAIJINNA CNC MACHINERY CO.,LTD. provides high-precision aluminum window & door CNC machinery for global fabricators. CE-certified, BYD-validated, 56-country exports. Expert customization, smart automation, and 24/7 after-sales support. Request a solution today.
Dongzhao Industrial Park, Puji Town, Zhangqiu District, Jinan City, Shandong Province, China.
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