Features:
Compression test data（report）for bottom of moulding bathtub: Dia.100mm area of a circle, press of 300 pound, subside of 0.35mm. Standard has overrun to subside of 3.2mm than the North America far away.

Temperature test data（report）: Steeped in 100℃ of water until after one hour. Then get nothing change that put it in environment of -30℃ right away.