NCC BSMI query method
Both BSMI and NCC certificates can be found on the BSMI and NCC websites.
However, there seems to be a government website that locks Taiwan on the mainland, which may not be accessible, as follows, thank you!
http://civil.bsmi.gov.tw/bsmi_pqn/index.jsp
https://nccmember.ncc.gov.tw/Application/Fun/Fun016.aspx