Cooperated with japan guanke international , hangzhou kamshui bio - technology co . , ltd . has researched and developed light bricks for highways and transparent spray membranes which can be used to keep awya uv and heet and keep warm , they are suitable for cars , families , office buildings and large public places 杭州金瑞生物科技有限公司和日本冠科國際集團有限公司共同合作的高科技防紫外線,隔熱,保溫透明噴膜;公路材料,輕型墻等.它主要適用于汽車,家庭,寫字樓等大型公共場所