The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by Sheng-An Plastic Machinery Co., Ltd.. This inspection is done according to standard QC Test, or based upon customer requirements. Samples are selected and inspected for defects at random, according to these standards and procedures. For us, Pre-Shipment Inspection is an important step in the quality control process and is the method for checking the quality of extruder machine before they are shipped.

Sheng-An has come a long and far way in developing and manufacturing extruder screw design. We have made ourselves well known to the market. Sheng-An's teflon extruder series contains multiple sub-products. SAN tube extruder leads in design and technology. Traction stability is guaranteed by using servo drive traction. The principle of single screw extruder design of filament extruder is proposed for Sheng-An to select materials. The product features high-precision cutting on materials of various sizes.

our team takes customer's satisfaction as our ultimate goal. Inquire!