गुआंगजाउ Zhengfeng टेक्नोलोजी कं, लि. focuses on the manufacturing of display devices, with products including vertical advertising displays, screens, सम्मेलन मेसिनहरू, पर्खाल माउन्ट विज्ञापन मिसिनहरू, औद्योगिक कम्प्युटरहरू, gaming machines, and other screen display devices.