Guizhou Power Transmission Co., Ltd., established on 1990-08-22, Business scope includes legal,regulations,Those prohibited by the State Council's decision shall not operate;law,regulations,The State Council has decided to allow(approval)of,After approval by the examination and approval authority(approval)file management;law,regulations,The State Council has decided that a license is not required(approval)of,Market entities independently choose to operate.(First-class general contracting of electric power engineering construction;Level 2 professional contracting of earthwork engineering;First-class professional contracting of fire protection facilities engineering(The specific content is subject to the qualification certificate);Power Industry220kVand below(Power transmission project,Substation project)engineering design;Engineering Construction General Contracting Grade II;Run concurrently:Contract overseas power transmission and transformation projects and domestic international bidding projects;Equipment required for the above overseas projects,Material export;Dispatch labor personnel required for the implementation of the above-mentioned overseas projects;import and export trade;Power Engineering Supervision;Business Management Consulting;Machinery and Equipment Leasing;Material warehousing and logistics;UAV rental and application;Thermal Power Professional Engineering Consulting;Communication user pipeline construction;Power Line Equipment,building materials,metallic material,Industrial and mining accessories,Packaging products,Wholesale and retail of electrical equipment;generate electricity,Power supply equipment infrastructure commissioning and component characteristic testing and technical consulting services;insulating oil for electric power,gas(Dehazardous chemicals)Analytical testing and technical consulting services;Power instrumentation testing and technical consulting services;thermal power generation unit,Hydroelectric generating set,Power transmission and transformation engineering commissioning and technical consulting services;electric equipment,Material,Product testing and technical consulting services;Non-destructive testing and flaw detection testing of metal materials;construction engineering tools,Electrical Engineering Construction Tools,Safety product testing and technical consulting services;establish(structure)Detection and evaluation of building lightning protection facilities;Substation environmental monitoring and evaluation;Data management platform system software development and technical consulting services;Engineering cost consulting service,Including construction project feasibility study economic evaluation,investment estimate,Preparation and review of post-project evaluation;Construction Engineering Overview,in advance,Settlement and Completion(decision)Preparation and review of accounting reports;Construction project implementation stage project bidding base,Preparation and review of tender quotations;Preparation and review of bill of quantities;Changes in construction contract price and calculation of claims;Provide appraisal services for engineering cost economic disputes;Provide cost monitoring and services for the whole process of construction projects;Provide project cost information service.)