Dude the shortest way to learn chinese or language of any country you work is to have a local gf or partner its called sleeping dictionary
Been in & out of china for 4 years but never learn the language, puro one night partner lang kaya ko high maintenance ang mga tsekwa pag permihan
Scattered ang filipino sa china pero marami sa southern part lalo sa Shenzen, alamin mo details baka sa country side ka assign magaral ka na ng sign language wala kang makakausap doon na marunong mag englsih