All other enquiries must be submitted in writing.
所有其他查询，请以书面提出。
Requests for cancellations must be submitted in writing.
取消考试的请求需要书面提交。
Cancellation of any orders must be submitted in writing. Cancellation after the deadline is subject to 30% cancellation charge.
取消申订必须书面提出，截止日期后取消申订，会征收30%取消费。
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