Development letter is very important for sales to expand foreign customers. Today we will introduce some main points for your reference. 1.Title A good beginning will attract the attention of customers. The letter should be concise, incisive and clear. Before writing the letter, you must know the general background of the target customers. Such as market, main products, product naming rules and pr...
Last week, some customers asked me some information about the 40G QSFP+ & 4*10G SFP+. So in order to know more better about the products, we now share the working principles with you, hope it can be helpful for you and your business. Totally, for the wavelength of 40G QSFP+, the 4 channels are different ---- 1270/1290/1310/1330nm. 1. 40G QSFP+ to connect 40G QSFP+: When you connect the QSFP+ t...
The annual COMMUNICASIA2017 Tour is coming soon. It was held from May 23rd to 25th in Singapore, Marina Bay Sands Convention and Exhibition Center. Singapore is a country with a highly developed free market economy, so the COMMUNICASIA2017 Tour in Singapore will certainly attract many Chinese enterprises to participate in the exhibition. At the moment, most exhibitors are busy preparing for the ex...
With the increase in orders, the company's order process has become increasingly institutionalized, standardized. Before to the workshop, the production order audit must be carried out to avoid mistakes, waste manpower, material resources and time, to improve work efficiency. An order seems simple, but still need to pay attention to some of the parameters required. What are the parameters requirem...
The circulation of products on the market, especially electronic products, after-sales service is very important. Once the product is sold, it may be necessary to provide a supporting replacement service. For example, the leading brands of optical communications--- CISCO, provide after-sales service to local customers. ETU-Link as a rising star in the industry, although can’t provide after-sales s...
When customer inquiry to us for Gigabit interface module, we usually think that is SFP module, but we have neglected another Gigabit interface module——GBIC. Why would GBIC be gradually replaced by SFP? What are their associations and differences? Let’s learn about it! What is GBIC? GBIC stands for Giga Bitrate Interface Converter, was quite popular in 1990s. The design can be used for hot plug , S...
Cisco ME 3400 is a next generation second - layer / third - layer client point device series Ethernet access switch designed for telecom operators. The switch's design is based on the deployment experience of Cisco Catalyst® 2950 and Catalyst 3550, these are today's most widely used access switches. It provides the most comprehensive security solution for Metro Ethernet access, including users...
With the development of optical fiber communication industry, more and more customers begin to pay attention to the stability and reliability of optical transceivers. At present, the optical module are intermingled on the market. In order to make big profits, many manufacturers sell second-hand optical modules, brought great harm and hidden danger to the market. ETU-Link has the responsibility to ...
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