The registered address of gyudet energy conservation technology ltd. Is located in the village of pingshu town, pancho township, pancho town township, kanjo township, hebei province. The registration authority is the grand city market supervision authority, represented by the legal person, and operates on the basis of the development and dissemination of technologies for energy-efficient products; processing and selling of soundproofing boards, sound boards, sound-sorting packages, sound-suspending software packages, tremors and tremors; marketing of soundproofing materials, acoustic materials, rock cotton products, glass cotton products, rubber plastics, extruding plastics, polyurethane products, bubble cement products, plastics, waterproofing materials, fireproof materials, sealing materials, heating engineering works and corruption-proofing works. (projects subject to legal approval may not operate without the approval of the relevant department)