Recently the province with the first 3G communication cable in Ling'an are the United States cable limited company line, marking the Ling'an has successfully landing 3G era.
Beautiful cable responsible person told the reporter, as the country by China Mobile Company factory inspection 17 cable manufacturers, Ling'an has fully deserve to become China Mobile 3G communication cable supplier. At present, the telecom, Unicom is forced to make the final impact.
The reporter understands, and only before transmitting sound compared to 2G cable, 3G cable is required to transmit voice, data and image. The 2G cable to the interference signal shielding degree requires only 80%, while the 3G cable requires up to 100%. So 3G cable 2G more than one layer, namely the inner conductor, foam ( internal insulation ), the outer conductor, the four layer of skin. The most special is the third layer of the outer conductor, a wavy shaped brass, such design not only can greatly improve the communication signal attenuation, and can effectively prevent external interference signal, so that the shield of almost 100%. So the average price per metre 2G cable as long as two left and right enough, while the 3G cable can have ten yuan.
Ling'an wire and cable is one of the six leading industries, the total production value of more than 10 billion yuan, with the size of more than 300 enterprises. Exquisite street is Ling'an wire and cable production area, a total of 124 enterprises, product sales accounted for nearly 1/3 of the national market.
Authors: Wang Wei Yang Yonghuan source: Hangzhou daily |