Packer is mainly used in selective zone production, oil extraction, water finding, water plugging, acidizing etc.

The packers made by us have main following types: Y111, Y141, Y211, Y221, Y341, Y342, Y344 and753, 754, 756, 757 etc.

The structures of packer mainly have common-type, guide-type, and extension type, compress type, self-balance type, and have high sealing press, low unpacking load characteristics.

The main factions have thermal production type, antisepsis type, anti-dirt type, washing well type, testing type, hydraulic plunger type, oil extraction type, well cementing type, steam and high temperature type, and deflecting well and straight well type.

Besides, we also product all kinds of down well tools, including fishing tools, hydraulic spear, hydraulic release tool, window mill, and connections, crossovers etc.