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English25 Years Experience In PABX Developing And Producing
Excellent Quality ,Win Trust With Honesty
25 Years Experience In PABX Developing And Producing
Excellent Quality ,Win Trust With Honesty
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0757-86693388
For the industry of newly-announced telephone exchanges, the group telephone debugging must master some skills in order to be able to strategize in the communic…
Users of process-controlled switches should be aware that program-controlled switches are prone to lightning strikes. Therefore, lightning protection measures s…
After the telephone switch is normally opened and used, when it is in the maintenance operation stage, it often fails due to program operation errors. This requ…
Many customers who purchased the group's telephone exchanges often ask our customer service: “Whether all extensions can use the outside line at the same t…
The “system restart” of the program control switch is an automatic troubleshooting program that is set by itself to exclude certain system failures (mostly so…
1) One of the benefits of installing a telephone exchange ------ Offices share an outside lineA telephone exchange can allocate one or two outside lines to doze…
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