TallyPrime TDL Modules Development

We are Kanya Creation, a textile manufacturer in Ahmedabad
We need 5 TDL modules for TallyPrime 7.0 Gold Edit Log:

Module 1: Invoice Format Customization (based on TDL Store Garment Billing TDL - remove size columns, add transport master, challan-before-invoice enforcement, barcode with stock protection)

Module 2: Negative Stock Blocking (block sales if stock goes negative in Main Godown)

Module 3: Agent Commission System (compulsory agent in every invoice, auto commission calculation on full receipt, auto TDS @2% deduction, auto JV, commission advice print, monthly TDS report)

Module 4: Delete/Edit Guardian (only owner can delete/edit vouchers) + Compulsory WhatsApp number in party master

Module 5: Jobwork Tracking (jobworker master, TDS on jobwork bills, stock mismatch alerts across multiple jobworkers)

Detailed PDF requirement will be attached. when asked
Need .TDL source files (not encrypted TCP).
Looking for long-term development partner.
Please share quotation with timeline.