Dongguan Haocheng Hardware Spring Co., Ltd, a matsayin shugaban hardware masana'antu, samar da waya tashoshi, lug m, pcb tashoshi da marẽmari, CNC inji aka gyara, samu certifications na ISO9001: 2015 da ISO14001: 2015, ya jajirce wajen inganta muhalli kare. ..
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