S.P. Plastic Industry Co., Ltd. is a manufacturer, distributor and exporter of plastic products for industrial and household use. Perform quality and durability tests. Of new plastic products, Snake Brand, thin, tough, save money, durable, worth using. By using a steel rod to hit the product to test the toughness of this product. You can follow the results from this VDO.

https://www.youtube.com/watch?v=O5Iy5EDYkOA