More and more sun houses and daylighting roofs are adopted in modern buildings in order make more light enter into house, but it results in clear glass makes 80% of light directly go into house, and it makes the temperature in the house. This sunshade system could realize in controlling the light, house could be sheltered from sunlight in summer and enjoy sunlight in winter. It coud also realize in energy saving.
FTS, FSS, FCS and PTS system is optional according to difference of building structures.
Different shapes such as rectangle, trapezia and triangle and so on could be optional.
Different kinds of fabrics with different colors are optional.
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