All welded wire wrapped screen pipe, also known as Johnson tube, Johnson screen tube and stainless steel screen pipe, is widely used in oil, gas and water well sand control industry in the world. Its position in the water well industry is particularly prominent, and it is one of the most widely used filter tubes in various water resources.

Aokai筛管采用世界先进的全绕焊生产工艺，应用特制梯形丝绕组在呈圆周式排列的一组支撑 丝上焊制而成。全程式焊接，保证了产品严格的连续整体性，从而使其形成理想的缝隙尺寸，并具 备了最大量承受高压力的性能。

Aokai screen pipe adopts the world's advanced all around welding production process, and adopts special trapezoidal wire winding to weld on a group of supporting wires arranged in a circle. The whole process welding ensures the strict continuous integrity of the product, so as to form an ideal gap size, and has the performance of maximum bearing high pressure.

各生产环节均由专业生产人员使用先进精良的专业设备进行生产。产品规格及原材料可根据客 户需要特别订制，所有产品均严格参照SY/T 5182-2008标准进行生产检验，保证产品质量，从而 保证广大客户的利益，以最经济的投入获得最高的生产效益。

All production links are produced by professional production personnel using advanced and sophisticated professional equipment. Product specifications and raw materials can be customized according to customer needs, all products are strictly in accordance with SY / T 5182-2008 standard production inspection, to ensure product quality, so as to ensure the interests of customers, with the most economic input to obtain the highest production efficiency.