"Smart Detective Cantonese 16", "Smart Detective Cantonese 16 online watching address".
Note: The term "国语" usually refers to Mandarin, but in the context of Hong Kong productions, it often indicates the Mandarin-dubbed version of a show that was originally produced in Cantonese. However, the show "古灵精探" is more accurately referred to as "Trick Eyes" or "Smart Detective" in English, and it seems like you're referring to the Mandarin-dubbed version of this TV series. If this is not the correct interpretation, please provide additional context.