The line is divided into three layers co-extruded two categories, with individually designed screw structure to the formula were made from the process a lot of thought, the production of sheet metal without deformation under high temperature; low tempeature use of non-cracking, two manufacturing technology is mature, the use of standed requirements to the template. Me have dozens od sets of equipment in the country into mass production which can be the nearest inspection, Baoshengchang company staff welcomes foreign busindessmen to visit the company, negotiation order, baoshengchang company is willing to work with you hand in hand together to create a better future.