In protest, he said, party workers blocked Hooghly More, provoking TMC workers, led by Tapas Chakraborty, to beat up Yuba Morcha district president Suresh Shaw.
Shaw was admitted to Chinsurah Imambara Hospital.
TMC's Chinsurah MLA Asit Mazumdar countered Bhattacharya's contention, saying that BJP workers provoked his party's supporters.
The TMC and the BJP both lodged complaints against each other at the Chinsurah police station, Sukesh Jain, SP Hooghly said adding an investigation was being conducted.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)