Tianheng New Nanomaterials Technology Co., Ltd Is the largest plastic film and film manufacturer in China. Tianheng has been focusing on plastic film, film R & D and production in the past 20 years. It has been the first to develop and produce PVC film in China.The production of PVC sheet, PET sheet, PETG sheet, GAG sheet ,PP sheet, PS sheet widely used in food packaging, pharmaceutical packaging, electronic tray, metal packaging , Handicraft packaging and other fields.