Hi,
#There is another similar project as this in freelancer.#
I'm Rajitha, We have done similar projects for Control And Monitor Power plants based on Modbus protocol.
We can provide our Modbus testing programs (screenshots) to verify our past experience.
Our windows software are written in VB.net and we can also provide Online web based monitoring solutions also (additional payment required)
We can start the works after accepting and agreeing to project milestones.
we are quick to response and will deliver results with quality.
Thank you, Regards