The Christmas tree is a core control device installed at the top of oil and gas wells. It gets its name from its multi-branched shape resembling a Christmas tree, and serves as the "main switch" connecting the downhole and surface gathering and transportation systems.
ESP is an electric submersible pump for lifting oil from deep wells efficiently.
An oil pumping unit is a key machine used to lift crude oil from oil wells to the surface.
An oil pumping unit is a common mechanical device for extracting crude oil from wells.
The LYFH-165/21 oil well fishing protection device is a special wellhead equipment for oilfields, designed to prevent theft, vandalism and ensure safety. It is specially developed for marginal wells, abandoned wells and low-production wells, integrating protection, anti-theft and oil fishing operations.