▁Th ong ▁( , ▁) ▁is ▁a ▁sub - d istrict ▁( t amb on ) ▁in ▁Ph ra ▁N akh on ▁Si ▁Ay ut th aya ▁Province , ▁admin ister ed ▁by ▁Ph ra ▁N akh on ▁Si ▁Ay ut th aya ▁District ▁in ▁central ▁Th ailand . ▁ ▁Geography ▁The ▁sub - d istrict ▁is ▁on ▁the ▁Ch ao ▁Ph ray a ▁river ▁about ▁ 7 1   km ▁north ▁of ▁Bang k ok ▁and ▁about ▁ 3   km ▁north - west ▁of ▁the ▁city ▁of ▁Ay ut th aya . ▁Tour ist ▁sites ▁include ▁Ch edi ▁Ph uk ha o ▁Th ong ▁and ▁the ▁adjacent ▁monument ▁to ▁King ▁N ares uan ▁of ▁Ay ut th aya . ▁ ▁Ne igh bor ing ▁sub - d istrict s ▁are ▁( from ▁the ▁north ▁clock wise ) ▁Wat ▁T um , ▁L um ▁Ph li , ▁Th a ▁Was uk ri , ▁Ban ▁Pom , ▁and ▁Ban ▁Mai . ▁ ▁Econom y ▁Emp loyment ▁in ▁Ph uk ha o ▁Th ong ▁is ▁based ▁on ▁ret ail ▁and ▁service ▁indust ries . ▁Product s ▁export ed ▁from ▁the ▁tamb on ▁include ▁h amm ock s , ▁fish - sh aped ▁mob iles ▁made ▁from ▁pal m ▁leaves ▁representing ▁the ▁em blem ▁of ▁Ay ut th aya , ▁and ▁fans ▁made ▁from ▁pe ac ock ▁fe athers . ▁ ▁Administration ▁The ▁entire ▁sub - d istrict ▁is ▁admin ister ed ▁by ▁a ▁tamb on ▁administrative ▁organization ▁( TA O ), ▁created ▁in ▁