How to use excel to export xml, first, generate the final result through freemarker template, and then convert it to PDF?

for example, now my idea is to convert excel to xml, in order to use the template engine to convert into the final result. However, I have encountered difficulties in the step that customers want PDF, and I don"t know if you have a solution.

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Mar.21,2021

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e62fad-4471c.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e62fad-4471c.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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