I. Acquisition Methods
Professional edition users can currently claim the steel structure package for free within a limited time to access the exclusive functions of the steel structure!
If you are "WeChat/Email Subscription" TubesT Pro user, you can purchase the feature package additionally:
(1) New subscriptions and renewals:
The feature package can be purchased additionally on both the online store on the PC and mobile ends.
(2) Existing subscriptions:
You can purchase the feature package separately .


Note: The feature package will be bound to the WeChat/Email account, and its duration will not exceed the subscription period.
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- If you are "Pro Dongle" user, when the software recognizes the dongle, and log in using WeChat/Email:
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- After entering the main interface of the software, purchase it in the same way as described in the section <Existing Subscriptions> above;
Note: The package is bound to the dongle. The next time you log in with the dongle, you only need to log in with any WeChat/Email account to have access to the steel structure package.
II. Usage Methods
Activation method for new versions (versions 49 and later):

Activation method for old versions (before version 49):

Appendix: Video tutorial for claiming steel structure package.