According to your description, I suggest you refer to the following information:
Information of HP Gold Medal Service Center in Deyang, Sichuan is as follows:
8- 10 0838-6660 155, Section 1, Foshan Street, Deyang City, Sichuan Province
For the contact information of HP Gold Service Center, you can use the following official links to inquire:
/zh/support-drivers/e support/as CPPS . html
I hope the above reply can help you.
If the above information can't solve your problem, you can log on to www.hp.com.cn/chat,, the online chat room of HP Network, and ask an online engineer to help you solve the problem further.
More product information is available in www.hp.com.cn/800..