Shanghai Grandway Telecom Tech. Co., Ltd, who specializes in the field of Optical telecommunication instruments including Optical power meter,Light source, loss test set,Variable attenuator,Fiber identifier,Talk set and Visual fault locator, and we are also one of the biggest optical telecommunication test instruments manufacturers in China. We have already won high reputation all over the world for our high-grade quality and competitive price.In Grandway,you&＃039;re getting more than just quality products,and we&＃039;re hiring a team of highly-experienced engineers who have the unmatched ability to analyze specific customer needs, then customize our products to fit those needs. Holding the principle of "Loyal to our customers, supreme in services", we pledge to supply our customers with most high-quality products and exert best services to our customers. We sincerely hope we could establish kindly cooperation basing on mutual benefit for long time in near future.