Brought to you by F.O.X. (Fast Ordering eXperience) ordering from Sieng House has never been easier, skip the line, skip the wait and skip the frustration. Know when your food is ready for pick up, so there is no inconvenience to your schedule. Our interactive menu allows you to customize your order with our numerous toppings, condiments and options. App-only deals are an amazing bonus when you order with our app.