The registration address of shandong source purification equipment ltd. Is located at the blue script 15 time headquarters base, sector 3, building 5, shandong province. The registration authority is the market supervisory authority of the sky bridge area of jinan city. The legal entity is zhang zhijiang and operates on the sale of air purification equipment; technology development, technical advice, technology transfer, technical services for purification equipment. (projects subject to legal approval may not operate without the approval of the relevant department)