Termoencogible Internacional (Ti) Group, the former Shanghai Tong Leng, started the business in 1991 specializing in extruder machinery, 360 degree upper rotary PVC blowing machine set and resins, with the development in 2010, Ti started to dedicate to the PVC and PETG shrink film manufacturing. Ti Group has been working in the shrink film industry more than 30 years, with its rich experiences, world first-rated equipment (Brückner),