The thorny problem of China-Taiwan reunification beats mildly below the surface of love-left-behind heartwarmer Great Wall My Love 追愛 (2011), ironically co-produced by the same Mainland company (Jiuzhou Audio-Video Publishing Corporation 九洲音像出版公司) that made Wang Quanan's drama referencing the same theme, Apart Together 團圓 (2010). Both films start with an aging man travelling back from...