How to Work:
1: When guest make her or his order.
2: The waiter will tell the order number, the guest keep the button;
3: When the order is ready, the waiter will press the host and the gauest will
get the information via vibrating, flashing or DIDI voice from the button she or he keeps,
then get to the counter and get what she or he ordered.
CONTACT INFORMATION:
Skype: anson20123
Wechat: Anson20181818
What's app: 0086-13071920838
QQ: 383199873