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Review 64 │ shtead Technology develops a new optical chain measurement
system
02 │ Embrace Hydrogen Energy 【New Technology】
65 │ How to realize well control automation in pressure-controlled
Hotspot drilling
69 │ Development of new generation fracturing plug is driven by
【Information】 efficiency
07 │ National Energy Administration takes multiple measures to
improve the efficiency of coalbed methane development
【Focus】 New Knowledge
26 │ Rising oil price contributes to the recovery of offshore drilling
market 【Oil figures】
31 │ Prospect of Russian MWD and LWD service market 73 │ Gaoshi, the pioneer of China's petroleum refining and chemical
industry (Part 2)
Observation 【Oil story】
77 │ Practice makes great achievements
【Viewpoint】
36 │ How to transform China's offshore oil and gas energy
80 │ Oil and Equipment Council
Cover Report

40 │ Turn low carbon technology from concept to reality

Column

【API Column】
48 │ API standard dynamics

Technology. Equipment

[Technology Application】
50 │ Plasma drilling technology introduces geothermal energy
development
52 │ Schlumberger casing while drilling technique: one of the
ways to reduce the carbon footprint
【Equipment Space】
56 │ New drilling equipment contributes to increasing oil and gas P36 How to transform China's offshore oil and gas
production in oil and gas fields energy
59 │ Anti-air and lock oil-gas multiphase pump is successfully
developed and put into market
New Technologies

【New Products】
63 │ Unity introduces a series of new compact wellbore integrity
technologies
64 │ A new generation of Liebherr water measurement system is
launched P77 Practice makes great achievements