Introduction:
Wellhead
and Christmas tree products are used to monitor well pressure, adjust oil
and gas well flow and prevent the release of hazardous liquid and gas from
entering into air or water during drilling and oil & gas production.
They can be applicable for acidizing, fracturing, water flooding and
testing as well. Our wellhead and Christmas tree products are designed in compliance
with API 6A (21st edition) and NACE MR0175. We are dedicated to
providing safe and reliable wellhead equipment for global customers.
Our
wellhead equipment covers a full range of wellhead and Christmas trees, it
is normally consists of casing heads and Tubing Head assembly, Christmas tree,
and its working working pressure up to 15,000 psi, available in various sizes
and types, including conventional wellhead, multi bowl wellhead, integral
wellhead, dual tubing wellhead and ESP wellhead.
Wellhead And Christmass Tree,Api 6A Wellhead Equipment,Api 6A Wellhead Assembly,Christmass Tree For Oil And Gas Lanchi Energy Equipment LLC , https://www.rig-equip.com
Research on Ways of Labor Export in Small Towns in China
Based on the concept and significance of labor export in small towns, this paper discusses the overall situation of labor export in small towns in our country and points out the existing problems. The characteristics of labor export in small towns are analyzed, and the ways of exporting labor in small towns in China are given and compared. Finally, this article puts forward the countermeasures and suggestions on the choice of export channels for labor services in small towns in China.