Which episode is Su Guiyuan, a foreign daughter-in-law and local lang, going to Guangxi?

Episode 9. Local Lang, a foreign daughter-in-law, is a Cantonese-based sitcom shot by Guangdong Radio and Television Station. The play tells the story of the local culture of the Kang family blending here, and the gap between region and culture makes this big family make many jokes. Kang family is an interesting thing in life almost every day. In the ninth episode, the protagonist Su Guiyuan went to Guangxi and wanted to make a difference.