THERE IS PROVIDED A FLUORINE-CONTAINING ORGANOSULFUR COMPOUND HAVING AN EXCELLENT CONTROLLING EFFECT ON ARTHROPOD PESTS REPRESENTED BY THE FORMULA (I): WHEREIN G REPRESENTS AN OXYGEN ATOM OR A SULFUR ATOM; R² REPRESENTS A C1-C4 CHAIN HYDROCARBON GROUP WHICH IS OPTIONALLY SUBSTITUTED WITH A HALOGEN ATOM, ETC.; R³ AND R⁴ INDEPENDENTLY REPRESENT A C1-C4 CHAIN HYDROCARBON GROUP OR A HYDROGEN ATOM; R⁵ REPRESENTS A C1-C5 HALOALKYL GROUP CONTAINING AT LEAST ONE FLUORINE ATOM, OR A FLUORINE ATOM; R⁶ REPRESENTS A HALOGEN ATOM, A CYANO GROUP, A NITRO GROUP OR A – (G¹) q-R⁸ GROUP;R⁷ REPRESENTS AN AMINO GROUP ETC.; R⁸ REPRESENTS A C1-C4 CHAIN HYDROCARBON GROUP WHICH IS OPTIONALLY SUBSTITUTED WITH A HALOGEN ATOM; M REPRESENTS AN INTEGER OF 0 TO 5; N REPRESENTS AN INTEGER OF 0 TO 2; p REPRESENTS 0 OR 1; q REPRESENTS 0 OR 1; AND G¹ REPRESENTS AN OXYGEN ATOM ETC..