We need to pass some of the large flow of app on the market for drainage, specific requirements are:
1, register, bulk registration,
No. 2, can live
3, can thumb up, attention and comments,
4, to send direct messages

Some products have no, thumb up reviews and direct messages, like whatsapp, even the letter
Eventually fall to the ground is the need to be able to send the message out, take our advertising links,