Its simple:
1) Simply go to this link https://hospitalarchitects.in/ and click on "Hire and Pay Online Tab" at Top, scroll down the page, you will find the various categories for choosing Your architecture and design services option for placing your order online
2) Select your Project and click on "ADD TO CART" and proceed to Checkout for Filling Your Information
3) After That You can Pay Mockup Design service charges Online Via All Credit cards / Debit Cards / Netbanking /cheque /demand draft
4) After payment you will get Instantly a Payment Reciept at Your Email, which Contains your Order Number.
Now Our customer care will call you and Understand Your requirement, You should also mail Your detailed requirement alongwith Your Plot layout at hospitalarchitectsindia@gmail.com