I produced the "source" licensing and "Longxing" brand PEP black and white film has inherited the leadership of the five co-extrusion technology, full range, to meet the various needs of customers producing the most suitable plastic sheeting. Main features: 1, the product outer white and black, mainly for the summer season, when covering the white side up, with a strong ability to reflect light, and black inward prevent light penetration through, play a role in cooling shade, shed temperature than other sheeting and mulch to reduce a lot. 2, winter use black side out, can dissipate heat above the cynicism, the thickness of the wire 12. PEP black and white feature film, can block in the white face and reflection shed most of infrared light (heat) to Pengwai radiation, and thus play a role in thermal insulation. 3, PEP black and white feature film, the use of advanced five co-extrusion technology, thin film width of 8-18 m, thickness 12 wire, one square meter 100 g, raw materials used in pure UV masterbatch and add anti-aging agent, to extend the black and white film life, full range, to meet a variety of the most suitable to different customer needs production of plastic sheeting. Black and white film Uses: Edible greenhouses, sericulture greenhouses, flower shade, light off (to adjust the flowering period), covering shed aquaculture, hydroponics impermeable layer, greenhouse outer insulation, antifreeze, vegetable greenhouse film, green fodder storage, chicken house, pig house ... and so on.