Qingdao Haosaite Plastic Machinery Co., Ltd., founded in 2004, is a professional plastic process equipment manufacturer integrating R&D, production, technical service, and global trade. As experienced plastic extrusion manufacturers and plastic extruder machine manufacturers, we provide complete solutions covering pipe, sheet, profile, recycling, and crushing systems, including HDPE winding pipe lines, PE/PVC pipe equipment, wood–plastic machinery, and plastic recycling machine suppliers solutions. With strong technical capabilities, advanced equipment, and close cooperation with research institutes, we are recognized as reliable extruder manufacturers, plastic extrusion machine suppliers, and recycled plastic extrusion machine providers. Our products are exported worldwide and are widely trusted for stable performance, high quality, and professional service.