1, good material. The materials used in Keke solar film have been certified by the Ministry of Environmental Protection and Energy, and rare precious metals and environmentally friendly polyester materials are selected, which are good.
2, the effect is good. Gram solar film adopts advanced coating technology, which is efficient and durable in heat insulation, super-strong and effective in blocking infrared rays and ultraviolet rays, and high in heat insulation and blocking 99% ultraviolet rays. Gram solar film brand is good.