Yaofu Technology Co., Ltd

It is inserted into a well bore and cemented in place to protect both subsurface formations and the well-bore

It is inserted into a well bore and cemented in place to protect both subsurface formations and the well-bore

It is inserted into a well bore and cemented in place to protect both subsurface formations and the well-bore

1.long distance pipeline project for transmission of oil, natural gas, water as well as coal gas etc. 2.all k

The products conform to API Spec. 11E ”Specification for Pumping Units”, and the relativ

The head screw of sucker rod is highly coaxial with the pole body. The bending performance of solid sucker rod

PDC bit is sutible for various of hardness rocks or mud except the hardest hardness or uniform rocks like cobb

PDC bit can be customized for oil well, water well, mining, explorer well drilling, is sutible for any formati

The cutting blade is named diamond bit, and no movement spare-parts on it, simple construction, ability to hig