• 30+
    More than 30 years of experience in R&D and manufacturing of functional films
  • 250+
    More than 250 patents have been applied in total
  • 100+
    Business covers more than 100 countries and regions

Changzhou Betterial Film Technologies Co., Ltd. was established in 2007. It is a national high-tech enterprise focusing on the R&D, production, sales and service of functional film materials. It is one of the leading functional film manufacturers in China.

The main products are special functional polymer film materials such as solar encapsulant film, PET film, PVC film, PC film and coating materials. Among which EVA/POE encapsulating film polyester film and PVC-TC-film are recognized as “High-tech Products in Jiangsu Province". The company has Jiangsu Polymer Calendering Plastic Materials Engineering Technology Research Center, Novel material of Flexible LED Lighting and Display Engineering Research Technology Center- Betterial New Materials Research Institute.

So far, it has applied for more than 290 patents and has authorized 43 invention patents and 147 utility model patents.

New Energy


Widely used within PV module:

Encapsulation film, frontsheet and backsheet,high water barrier PET film, adhesive, fluorocarbon coating, fluorine-free coating, conductive adhesivel, blue film for lithium battery cell, insulation bonding sheet for Laminated busbar
  • 天合光能
  • 隆基
  • 晶澳JAsolar
  • 晶科能源jinKO
  • 阳光能源Solargiga Energy
  • 协鑫
  • 赛拉弗光伏
  • 尚德SUN
  • 韩华Hanwha
  • 晋能科技Jinergy
  • 中国节能
  • 华为
  • 苹果
  • 三星
  • 小米
  • 特斯拉TELSA
  • 宁德时代
  • 中国锂电
  • 恒宝股份
  • 捷德公司Giesecke_Devrient
  • 肯帝亚
  • 海宁帝龙
  • 山东双麟塑胶
  • 江苏海美新材料
  • 韩华道达尔 Hanwha&Total
  • 乐天
  • 陶氏DOW
  • LG
  • 斯尔邦石化
  • 扬子巴斯夫
  • 联泓
  • 莱茵TUVRheinland
  • UL
  • 西华大学
  • 东南大学