YiHe specializes in the technology to integrate solar energy with architecture innovatively.Please contact us if you are looking for a cost effective building material which meet all requirements as follows:1. To satisfy architect's aesthetics desire2. To functions as double glazing: weather/sound protection, solar shading, light flitering ect3. To generate electricity4. To go greenThe solar products(BIPV) is customized.�The BIPV will accordance with your wish.The ITEM is according to ONGOING building project.