Below is the contact information of HP Gold Service Center. It is suggested that you can call in advance before going. Contact information is as follows: Science and Technology Street 16 1 Bus Station and Railway Station in Chengguan District of Lanzhou City, get off at Huandao Road, and take bus No.75, No.8 1, No.82, No.58, No.4, 106 and/KLOC-0 in the urban area. Tel: 093 1-8260888.
I hope the above reply can help you.