Authors Registration(Full Paper & Abstract):

Category	Early-bird Registration   Before June 10, 2025	Regular Registration   After June 10, 2025
Author (Student & Committee)	530 USD	560 USD
Author (Regular)	550 USD	580 USD
Presentation ONLY	380 USD	400 USD
Additional Paper	350 USD	380 USD
Extra Page	60 USD per page	60 USD per page
Additional Abstract	250 USD	250 USD

Delegate Registration:
If you don't have paper/abstract to submit, you can simple register as Delegate via system. (Register NOW!)

Category	Early-bird Registration   Before June 10, 2025	Regular Registration   After June 10, 2025
Delegate	330 USD	350 USD
Group Registration (Above 5)	Please contact icbsts@cbees.net

* Remarks

Abstract won't be published. Only accepted and presented full papers will be published successfully.
Paper has more than SIX pages will be charged at 60USD/Per Page.
For student, please submit a copy of valid ID (student card) along with other registration materials.
Registration includes access to all sessions, coffee breaks, lunch, and dinner on conference day.
Participants from University of Lisbon can enjoy 10% discount.
Accommodation:
Accommodation is not included in registration fee, the delegates need reserve rooms themselves,we advise you reserve rooms as early as you can.
Except the conference hotel, you are free to reserve rooms nearby.
Late Registration:
We only accept Delegates' onsite registration under certain circumstance, for onsite registration delegate, the invitation letter will not be issued before the conference .

* Refund & Cancellation

If a registrant is unable to attend an event for any reason, they may substitute, by arrangement with the registrar, someone else of Co-authors or from the same institute/organization. Written requests for cancellations must be sent to Conference Secretary.

Three months before the conference: 30 USD will be charged
Two months before the conference: 30% of payment will be charged
One months before the conference: 50% of payment will be charged
Less than one month before the conference NO REFUND

Personal Reason
In the event that the conference cannot be attended due to "personal reasons", the conference committees will not bear any responsibility, refund or pay any compensation. Such as travel difficulties, visa issues, health issues, financial issues, etc.

Force Majeure
If the conference is prevented or affected due to "force majeure" circumstances, the conference committees will not bear any responsibility, refund or pay any compensation.

Situations that constitute "force majeure" include any event that we cannot foresee or avoid, even if we take all appropriate precautions. Such situations include fire, flood, explosion, storm or other weather damage, break-in, criminal damage, riot or civil disturbance, industrial behavior, natural or nuclear disaster, fire, adverse weather conditions, war or threat of war, actual or threat of terror Activities, epidemics and all similar situations beyond our control.