Longhua Coal Mine Maintenance Workshop has always focused on cost reduction and efficiency improvement，Adhere to the concept of repairing old items and reusing them，Minimize the cost of material procurement。

M88 app

The workshop makes full use of the pre-shift、After class meeting，Promote and guide all team members to start with small things around them，Save every drop of water、Every screw、Every valve，Insist on establishing frugality for everyone、Awareness of saving everywhere。This workshop evaluates and rewards team members who participate in repairing old items and recycling them，Promote material M88 loginconservation among employees、Enthusiasm and initiative to reduce costs and consumption，Strive to minimize the cost of maintenance and welding operations，Reducing expenditure and reducing consumption is truly rooted in the hearts of every employee。

Skill training helps reduce consumption

The workshop manager considers the normal operation of the equipment，Unable to modify the internal structure、Visual view of working principle，Especially the maintenance of multi-section centrifugal pumps in the wellhead fire water pump room，While using the workshop to repair the water pump，Organize mechanics in a timely manner to dismantle and repair the pump body，Remove clutter、Rust，Replace impeller、Partition、Bearings and other parts，Assemble strictly in accordance with the process flow。Let’s get started with disassembly and installation，Analyze the cause of the failure，Realized the effective combination of theoretical knowledge and practical operation，It is also an effective learning method to improve on-site skills。This not only improves the skills of maintenance personnel，Completed the cost reduction and efficiency improvement work，Truely achieve two birds with one stone。

Energy saving M88 loginand consumption reduction are effective

"Technician Zhang，What a craftsmanship，The wrench is so flexible in your hand！”

"Hurry up and help，Remove these valves，Repair it and you won’t need to replace it with a new valve，Otherwise there will be more and more valves。”Zhang Jiaoshuan uses his spare time in the maintenance workshop，Various types of stop valves for underground recovery、Gate valve disassembly。Let’s take the disassembled stop valve、Gate valve classification、Cleaning、Rust removal、Lubrication、Fixed、Paint。After a series of maintenance procedures，The corroded and rusty valves become brand new。

This workshop is based on the actual situation of daily work，Confirmed with valve、Thinking about repairing old items and recycling them, mainly repairing water pumps，Clear work plan、Goals and Responsibilities，Develop incentives，Increase employees’ enthusiasm for work。Since this year，The workshop carried out repair and recycling activities 4 times in total，Repair 20 valves of various types、2 fire pumps，Modified 2 adjustable wind windows。(Liu Xiaoping)