asambodo maka nnwale onwe onye sitere na Polish Center for Testing and Certification (PCBC).Ya mere, ngwaahịa a nwere ike ịre na ụlọ ahịa dị na mba EU, maka ụlọ na nyocha onwe ya, nke dị ngwa ngwa ma dị mma.Kedu ihe bụ ule onwe ma ọ bụ N'ụlọ?...
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