The main products of the group are ¡°Qingtian¡± brand micro mulch film series and function films. ¡°Qingtian¡± brand micro mulch film series includes: common polyethylene mulch film, black weeded mulch film, medicine weeding mulch film, no-droplet mulch film, silver-gray mulch film, white-black intermingle mulch film and infrared ray heating weeding mulch film. Function films include: polyethylene age-proof flim, age-proof drop film, multifunction film, light ecological film and so on.