Bejjing Fenglong maintains long-term business allia- nces with Japan Mitsui Chemicals, Japan KYOWA, Japan C.I. TAKIRON, Institute of Chemistry Chinese Academy of Sciences and Chinese Academy of Agricultural Sciences. TOYOTANI” Polyethene film uses advanced Japanese Mitsui Technology and unique formulation. It is multi-layer film, the efficient functional additives are added into different layer. The top layer, which is facing the sky, is for anti-static and UV Stabilization, middle layers are for IR or Thermic and the inner layer, which is facing the plants, is mainly for the anti-mist and anti-drip.