O le aso 17 o Aukuso 2017, na faasala ai e Yeung ma isi faamasino e toʻalua o le Faamasinoga o Appeal, o Derek Pang ma Jeremy Poon, ia taʻitaʻi autu e toʻatolu i le 2014 Hong Kong protests
, Joshua Wong, Alex Chow, ma Nathan Law, i le ono i le valu masina i le falepuipui i le mataupu o le; o le toatolu na osofaia se faamasinoga a le malo ua tapunia e taʻua o le "Civic Square" lea na amataina ai le 79 aso o tetee a le Occupy. O le faaiuga na faatupuina ai le fefefe i le tutoʻatasi o le faamasinoga i Hong Kong, ina ua suia e le Faamasinoga o Appeal le faasalaga e sili atu ona agamalu a le Faamasinoga Muamua ina ua unaʻia e le malo ni faasalaga e sili atu ona mamafa.