Institute for Exploration And Design of Air Force Of Lanzhou MilitaryArea Command

Bureau of Geology and Exploration and Exploitation of Mineral Resources

Bureau of Geology and Exploration and Exploitation of Mineral Resources of Sichuan Province

Sichuan Bureau of Geology and Exploration and Exploitation of Mineral Resources

coal enterprise and group

group-type investigation and design enterprise

Hydropower Investigation and Design Enterprise

Railway Survey and Design Enterprise

Survey and Design Enterprise

Construction and Design for Project

countermeasures for exploration and regulation

design for coal blocking proof

design for coal preparation plant

design for coal-preparation plant

detailed rules and regulations for design and cons

Gansu Provincial Bureau of Geology and Exploration for Non ferrous Metals

green design design for environment

integration for design and drawing

interaction for coal and methane gas