亚洲国产日韩美视频_无套内谢少妇毛片免费看看冫_国产性爱在线亚洲AV成人片在线观看18_亚洲男人的天堂网_果冻传媒免费资源在线观看_91口爆吞精国产对白_白嫩极品女粉嫩喷水视频的_另类亚洲欧美专区第一页_免费麻豆文化传媒_国产精品喷浆欧美色图片

The guide lights are used to display the key lighting of the place. 

It has been widely used in clothing, furniture shops, boutiques, leisure 

places and business centers.

The guide rail spotlight is a kind of high fixed lighting lamp which can 

adjust the angle freely. It has the characteristics of high illumination 

and concentrated light. It is the mainstream lighting for modern lighting schools.