Tenancy act of 1950 telangana state

Sir..my name is thoufeeq im a student 21years old.my father passes away before 9years in 2006.when i was in 7th class.we lives in town Deverkonda.dist.nalgonda.telangana.my father bye a land in sy no 754 in 1986. 10 guntas.its fully commercial land located to highway..we had 1.court decree 2.pahani nd pass books present date2016.but hear some persons came nd telling that we are pt's..they telling that we r the owners as regarding r.d.o refarence nd m.r.o judgement nd joint collactor orders and high court writ petistion.as plantiffs..when i cheked the records in m.r.o office.the record was not their.nd they corrected the record as thair names in1954.nd telling that we send u notice u did not given reply.so court given a judgement in favour of them.as owners..but we did not recived any notice from them..now they doing constraction in my land.and they managed all the officers.like revenue.muncipal.police etc...and doing work with anti social elements nd culprits..plz help me sir.now i fully confused what i want to do stop work...plz help me sir i was helpless...