NOV, the world's leading oil and gas
drilling equipment and oilfield services supplier-has confirmed to exhibit at
cippe2019! Booth No. W1225.
National Oilwell Huagao at the cippe2018 exhibition site
Unconventional natural gas has become a global hotspot. It is changing the pattern of the world energy. Shale gas will become one of the three energy resources in the next 20 years. Read More >