Website Service: www.hapone.cn

You can enter our "Online Message" to leave a message and submit your service request. We will respond within 24 hours after receiving your message. If the problem is urgent, we will contact you in real time to solve the problem.

Or use our online instant messaging tool to communicate with our technical staff for help.

Due to the different characteristics of different products, Shenzhen Black Gold provides different after-sales service commitments for different product failures as follows:

Product Type                                                   Service Commitment Main Terms

IP series products                                            providing free on-site service within three months

Campus network product line                         providing free on-site service within three months, free upgrade when new version is available within 1 year

Metropolitan area network product series      providing free on-site service within half a year, free upgrade when new version is available within 1 year

The dongle has a one-year warranty and the replacement dongle module is a product replacement, not covered by the warranty or free upgrade.

(The term is calculated from the date of receipt of the product, and the service only covers the solution provided by Shenzhen Black Gold products.)

Shenzhen Black Gold is a 24×7 hour telephone support service for customers. The service request for customer calls, Shenzhen Black Gold's telephone response time does not exceed 4 hours.

Shenzhen Heijin provides customers with one-day on-site support services at the headquarters and branch offices; customers in other regions arrive at the fault site as quickly as possible depending on the fastest transportation conditions.

As the unified external response interface of Shenzhen Black Gold, the Technical Support Service Department accepts and records all kinds of consultations, fault service requests, equipment maintenance requests, customer suggestions and customer complaints submitted by customers through telephone, fax or email, and in the shortest time. Feedback the problem to the relevant department for processing, and feedback the results or comments to the customer within the response time.