After his meeting with Banerjee at state secretariat Nabanna, Chhetri, who quit GJM to form a new party, said he spoke about development issues concerning the Hills and also flagged corruption in local administration.
The chief minister has assured to look into the matter, he told reporters.
Also, a delegation of Dooars, Siliguri, Terai Bhartiya Nepali Development Forum, formed by estranged members of the GJM who quit the party in December last year, also met Banerjee.
"Eight central committee members of the previous GJM came to meet the Chief Minister, but there were no political discussions," he said.
Convenor of the Forum, Anand Biswakarma, said Terai and Dooars including Jalpaiguri, have 12 Assembly seats and a political strategy would be finalised after an internal meeting of Forum members.
Singh accused GJM chief Bimal Gurung of ignoring the development of their region and requested the Chief Minister to form a separate development board for Terai and Dooars.