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- Wifi Bluetooth Headphone
- 2013 HOT SALE USB HUB /USB 2.0 HUB 7 Port With ON/OFF Switch
- 4 Port USB Hub & Mobile Holder
- TST Stackable USB HUB
- USB Bluetooth Dongle V2.0 EDR,YHA-BT003
- 888 Mini Bluetooth Speakers
- High Speed 10 Port Usb Hub With Power Adapter
- RK3066 a9 Laptop With Dual-core&Bluetooth& External 3G USB Dongle
- Multi Ports Usb Hub
- MP3 Headphones Bluetooth FM
Specifications Advanced equipment, top-ranking process and sound management are always pledges of our product quality. Tangshan Zhengfeng Steel Co., Ltd. is a united company integrating with production and trading in Tangshan City. Our company enjoys an exceptionally favorable geographic advantage and convenient transportation. Our company covers an area of 600 acres and the investment in fixed assets is RMB180 million. Our annual output is 500,000 metric tons of steel billet continuous casting furnaces, 600,000 metric tons of profiled bars and 300,000 metric tons of deformed steel bars. We have the import and export rights.Advanced equipment, top-ranking process and sound management are always pledges of our product quality. We adopt USA GE PLC from Beijing Iron & Steel Research Institute and German Siemens DC timing devices and exclusively introduce no-tension rolling, which tackles tandem rolling problem. Additionally, our double length flying shears has national level, which was designed by electric drive chief experts, Yue Chun of China Metallurgical Group With the principle of "faithful management and customers first", we will increasingly keep with the customers, focusing upon complementary advantages and resources share by continuously promoting our performance. Please feel free to contact us for further information.
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