To tell the truth, it is compulsory for those plastic extrusion factories to get the qualifications for exports, so as to run the business with foreign enterprises legally and smoothly. When choosing factories, please confirm that they have the related legal certificates or approval for exports. Those qualifications mean that the factories have got approval from the Commerce Bureau, Customs, Inspection and Quarantine, Foreign Exchange Administration, and other departments and their businesses are totally legal. Customers are worry-free to partner with them.

Sheng-An Plastic Machinery Co., Ltd. uses the most innovative technologies to produce twin screw extruder. Various in styles, Sheng-An's twin screw extruder can meet the needs of different customers. The best twin screw extruder material in accordance with double screw extruder is selected. Traction stability is guaranteed by using servo drive traction. The product has good gas permeability and water permeability. The surface is treated with a coating film that changes the product's hygroscopicity. Its four-wheel design facilitates easy movement and adjustment.

Sheng-An highly emphasizes the importance of quality of service. Ask online!