Hi I want work with fibre optique so i have error with my graphic that is why i want specific transformers

Adding comments to your initial question rather than creating several terse questions will hep the FME community understand your problem and perhaps help you resolve it.

Sharing a few more details will also help the FME community help you. Please reply to this thread and provide additional details including:

• A clear statement of the problem you are trying to resolve
• The version of FME you are using, including build number and edition
• A small sample of your data, or screenshots of the data in the FME Data Inspector
• A description of your expected output, with screenshots if possible
• Your FME workspace
• Your FME translation log file
• Any other information that may be useful to share