Hi,
We do not provide quotes in this support forum.
If you want a quote for the plugin improvement development, I'll recommend you to contact some of our partners or to send a message through the "contact us" page.
www.hikashop.com/support/contact-us.html
Regards,
Jerome - Obsidev.com
HikaMarket & HikaSerial developer / HikaShop core dev team.
Also helping the HikaShop support team when having some time or couldn't sleep.
By the way, do not send me private message, use the "contact us" form instead.