TianjinKSW Oil Equipment Co., Ltd. (hereinafter KSW) is a professional machinery company engages in manufacturing & processing sand control screen pipe, oil casing pipe and equipment parts. At present, the major products of series are laser cutting slotted liner,perforated screen, precise ...

Macro Enterprise was started in 1999 from a local contractor and modest OEM for international subcontracting, its main business is home decoration plumbing municipal water system. After ten years growth with hard work pioneering passion, it grows into professional supplier ...