Instrument model：Linkam TST350；
Temperature range: -196 to 350°C；
Temperature control rates: 0.01 to 60°C/min；
Tensile speed range: 1-1000um/s；
Tensile Force range: 0.01N to 20N or 0.1 to 200N；
Maximum Travel: 80mm；
Sample Thickness: 0.001 to 2mm；
Testing the tensile properties of thin films at room temperature to 350°C; Combined with polarized optical microscopy, in-situ X-ray and in-situ Fourier transform infrared spectroscopy, in situ observation the structural evolution of materials during stretching.