网络模块  制造商、经销商、供应商

Banner employees are proud to work for a privately held company, known worldwide for quality and durability. With engineers employed in nearly every major department, engineering is in our DNA. Our commitment to innovation shows through a continuous, market-driven evolution of products and technology. We believe that if our product meets our expectations, it will exceed yours. And we back these products with a global network of 5,500 factory and field representatives who stand ready to support our customers, wherever they are.

GRT(Beijing Guangruntong Technology Development Co., Ltd.) is headquartered in Beijing Zhongguancun Hi-Tech Park and began in April 2008. GRT has gathered a group of senior R&D personnel with an average age of more than 15 years. Under the background of the rapid development of the optical fiber industry and the optical fiber to households, GRT has always adhered to the strategic principles of quality and innovation, and has gradually grown into a high-tech fiber optic company that is currently well-known in China, which integrates R&D, production and marketing, and has its own intellectual property and its own brand.
The main products of GRT are Optical Fiber Network Cards, Optical Fiber Modules, WDM devices, Optical Converter, Optical Fiber Patch Cord, and Optical Splitter. All kinds of products have passed international certification such as FCC, CE, and ROHS, as well as national industry certification, and have won a number of scientific and technological progress awards and excellent product awards. On the road ahead, GRT is committed to building China's own national enterprises, achieving the goals of "Optics Links The World, Connects Us Togetcher".

In addition to repairing, selling and servicing large brands such as SIEMENS, FANUC, BOSCH REXROTH/INDRAMAT, HEIDENHAIN, KUKA, ABB, SEW, LENZE and HELLER, we have also been supplying our own unipo® brand HMI/IPC solutions since 2017.
With over 100,000 replacement and spare part modules stored at our site in Hanau, Germany, and more than 200 employees who provide services to over 10,000 satisfied customers from practically all producing and processing sectors, we are one of Europe's leading service providers in our market segment.
Many large control and drive manufacturers now work with us based on the consistent quality that BVS has implemented for decades. We are proud to be the only company worldwide in the electronics maintenance industry to bear the status of "Bosch Rexroth Group Service Point". Our close collaboration with Bosch Rexroth and many other control and drive manufacturers provides our customers with certain advantages.
In addition to modules that have already been discontinued, BVS will also always supply the latest product range from well-known manufacturers at excellent rates from a single source. This will enable you to achieve an undisputed performance level of cross-manufacturer machine and system availability and save time and money on processing as well as the product price.

Hauer-ElevatorShop为全球范围内的电梯和自动扶梯提供超过15，000种备件，快速、可靠且质量上乘。
我们为所有电梯公司提供优质服务和无与伦比的备件选择，如滚轮、板材、门导轨；无论是从瑞士、奥地利、德国、法国、比荷卢经斯堪的纳维亚到东欧，豪尔的客户总能更快地拿到备件。
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