Cheque dishounr

Sir, i am doing a business of solar products, situated in sahibabad, ghaziabad. in Aug 2016 i purchased solar panel of Rs.541000/- from our vendor. now our outstanding are Rs.70000/- but before it when due amount was 120000/- they collect the PDC in Dec without Date, after that 22 Dec 2016 a part payment of Rs.50000/- by online transfer done by me and inform to company executive. so after that due amount was 70000/-. now in January i told for account ledger to company for clear due amount but they don't any response after that a send a mail 1st Feb 2016 to director of company and dealing executive but again no any response. now they deposit that cheque and cheque returned. now on 17 feb 2017 a got a notice from comapny side against cheque dishonor and they claimed for Rs.120000/- after get the notice i talk to comapny director that i am ready for pay real due amount so send me your ledger or i am sending my ledger and confirm my ledger but they told me that we cant share our ledger. please guide me best solution i am always ready for pay real due but they are doing misuse of my cheque.