If it's a hardware problem, they can go to work, and if it's not a hardware problem, you can go to dale's after-sales station and check it out。
Beijing city, haidian academy of sciences, 55th street, 010-62509375 monday to saturday 9 am-6 pm
Room 801d, wawapur international building, 19th dynamite district, beijing, monday to saturday 9 am-6 pm
Room 010-8269223, 15th floor, central cachine building, no. 52, fourth rim west road, haidock, beijing, monday to saturday 9 am-6 pm
5th floor of risai building, 126th street for state-building in the zhongyang, beijing
010-57580610, 9 am-6 pm, 9 am-6 p. M
Beijing city house mountain, beijing city house, liangxi road no. 69, beijing blues limited computer technology company 010-69369318 monday to saturday 9 am-6 pm
Beijing city changping yong-ahn computer city 1nd beijing day science and technology development centre 010-51074789 mon to saturday 9 am-6 pm
3rd division of computer distribution and distribution services 010-69296725-802 9 am-6 pm
Beijing, maeyun county, opposite the old wall 120 new east road in mae yun county 010-890866771 monday to saturday 9 am-6 pm
Cc-64131 beijing yonqing county 010-69102627 people's mall, 2nd floor monday to saturday 9 am-6 pm
