The opening type daylighting covers two kinds of forms on the method ：

　　一、 Manual opening type 　　二、 Electronic opening type

Manual opening type project method

　1 、 It is should be below 30 degrees to open the angle ；

　2 、 Only suitable for the stencil plate and link the structure method of the frame ；

　3 、 The best of the building is the lower building 。