Shenzhen City Tianyu Hongtu science and Technology Co Ltd   

& nbsp; & nbsp; & nbsp; & nbsp; the company also produces sales of wireless card, mobile phone signal shielding device, cell phone signal booster, general TCP-IP/RS422 by target controlled infusion (TCI) of RS232 / RS485 and photoelectric isolation interface converter, wireless network card, wireless card, OTDR optical time domain reflectometer, fiber identification device, light source, optical power meter, light cutting knife, cable fault detector (also known as the red pen, fiber failure detector), voice separator, network jumper, telephone jumper and the surrounding computer network jumper and equipment, has been recognized by the degree of market.
& nbsp; & nbsp; & nbsp; & nbsp; in the market strategy, differentiated marketing, step by step to win the market sales strategy, were occupied Beijing, Shanghai, Chongqing, Shenyang and other < br / > & nbsp; & nbsp; & nbsp; & nbsp; the battleground of the market, the market share ranked first in the market, sales growth rate suddenly increased.

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