Leung King Estate: LRT 615P ($3.8 Octopus card) --> Siu Hong: West Rail ($1 because you've paid for LRT) --> Long Ping: Take the Yuen Long Plaza 元朗廣場 exit and walk towards that direction. You'll find the station of the shuttle bus to Fairview Park 錦繡花園 behind 元朗廣場 & next to 元朗信義學校. You can't pay cash to aboard the bus but you can buy a ticket from the people at the bus station.