Radical Sikh organizations led by Damdami Taksal called for a Ludhiana 'bandh' on Sunday, Dec 6.
They continued their 'dharna' (protest) near Samrala crossing on the Ludhiana-Chandigarh highway, Punjab Police and paramilitary forces remained on high alert to maintain peace.
"The situation is quite tense. The curfew continues but our dharna is on near Samrala Chowk," radical Sikh leader Kanwarpal Singh of the Dal Khalsa said.
One person was killed and over 15 injured on Saturday, Dec 5 after police fired on Sikh protestors who were proceeding to disrupt a religious and spiritual conference.
Life in the city has been in turmoil in the last two days due to the violence. Hundreds of industrial units remained closed on both days fearing trouble.
Law and order was disrupted here since late Thursday night, Dec 4, when some labourers went on a rampage to protest alleged police inaction on a complaint of one of their fellow workers who was allegedly robbed by some persons.