Qhov no yog peb thawj exhibition hauv Hong Kong. Cov khoom tso tawm muaj xws li 12V DC teeb pom kev zoo, lub hnub ci hluav taws xob siv hluav taws xob, folding hnub ci vaj huam sib luag, Them-as-you-go hnub ci zog tshuab uas nrov nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws.
