a+B+A/A+B+C Three Layer Film Blowing Machine, Impact Strength Shandong Saiya Hydraulic Equipment Co., Ltd. Base Info Description 5)EMBOSSING ROLLER Pre：a+B+A/A+B+C Three Layer Rotary Die Head Film Blowing Machine Next：a+B+A/A+B+C Three Layer Film Blowing Machine with Anti-Pricking Ability
