CHINA
   
After-sale Service
  Sales Hotline
 
0086-20-85521526
 
0086-20-85666086
 
 
Presale Service
  Customers can get comprehensive information about the products through all sorts of channels before they purchase the Hansun's products, such as products' consultation, fax service, networks' information, and telephone consultation and so on. Our company also can design relative solutions according to the requirements of customers for free.
Sale Service
  technical support telephone is in service for 7*24 hours supposed contacting with our technicians for support and solutions.
Comprehensive Customers' Files
  Guangzhou Hansun used The Guangzhou Chinese letter uses the user registration receipt card and the service card union form for the legitimate customer establishment complete history file, provides the unimpeded technical support and the post-sale service
Customers Feedback
  Guangzhou Hansun has set up after-sale service Dept. for technical support, information of customers' feedbacks and problems , it also collects and handles the customers' advice and suggestions at the first time.
After-sale Service
  To provide the customers high-efficiency and timely technical support and after-sale service by our technical service Dept. with the support of the center Dept.
Long-distance Maintenance
  We call you back in an hour, and will solve the problems as soon as possible.
Quick Response
 

We shall visit the customers whose problems can not be solved by calling our support hotline at a quick speed until getting satisfy of the customers.

Technical Support
  We shall provide the technical support for the customers in the long term.
Users’ Survey
  Double users' survey can ensure the service Guangzhou Hansun has promised. Service network units evaluate servicemen's performance based on their service. Service supervisory Dept. in Guangzhou Hansun head company is responsible to survey users and control all the companies and agencies' service directly and comprehensively.
Support to Dealers
  Including the training, technical supporting and information supporting to dealers.
Service Supervision
  Special service supervising organization—service supervision Dept. to make sure the quality in every service process, and to regulate or follow up the customers' feedback in time.
 
Click it to collapse.     Fiber Modems
 
        HS-OPT121 E1 fiber modem   NO
        HS-OPT122 Ethernet fiber modem   NO
        HS-OPT123 V.35 fiber modem   download
Click it to collapse.     Protocol Converter Series(interface converter)
 
        HS-CON201 FE1/V.35 converter   download
        HS-CON202 E1/100Base_T converter   download
        4E1/100Base_T converter   download
        8E1/100Base_T Converter   download
        Protocol Converter Chassis   download
Click it to collapse.     PDH Multiplexers
 
        HS-OPT101 4*E1 Series   download
        HS-OPT101E 4E1+100M PDH   NO
        HS-OPT102 8E1 PDH   download
        HS-OPT102E 8*E1+100M PDH   NO
        HS-OPT103 16E1 PDH   NO
        HS-OPT104 24E1 PDH   NO
        E1 PDH Multiplexer Chassis   NO
Click it to collapse.     Fiber Optic Media Converters
 
        10M/100M Dual-fiber media converter   NO
        10M/100M Single-fiber media converter   NO
        10/100/1000M Dual-fiber media converter   NO
        10/100/1000M Single-fiber media converter   NO
        2RJ45 Dual-fiber media converter   NO
        2RJ45 Single-fiber media converter   NO
        HS-14 14 slot media converter   NO
        HS-16 16 slot media converter   NO
Click it to collapse.     Video Optical Converters
 
        1 Channer Video   NO
        1 Channel Video + 1RS485 Data   NO
        2 Channer Video   NO
        2 Channel Video + 1 RS485 Data   NO
        4 Channel Video   NO
        4 Channel Video +1 RS485 Data   NO
        8 Channel Video   NO
        8 Channel Video + Data   NO
        16 Channel Video   NO
        16 Channel Video + Data   NO
Click it to collapse.     PCM Equipments
 
        HS-PCM30   download
Click it to collapse.     SHDSL
 
        SHDTU03   NO
Click it to collapse.     Phone Fiber Optic Multiplexers
 
        HS-OPTEL04 4CH Phone Fiber Mux   NO
        HS-OPTEL08 8CH Phone Fiber Mux   download
        HS-OPTEL16 16CH Phone Fiber Mux   NO
        HS-OPTEL30 30CH Phone Fiber Mux   NO
        HS-OPTEL48 48CH Phone Fiber Mux   NO
Click it to collapse.     光纤光缆
 
        GYSTA、GYSTS型层绞式光缆   NO
        GYSTY53型层绞式光缆   NO
        ADSS自承式光缆   NO
        室外非金属光缆   NO
        室外重铠光缆   NO
        室外光纤带光缆   NO
        室内光纤带光缆   NO
        野战光缆   NO
Click it to collapse.     光产品配件
 
        光纤盒   NO
Click it to collapse.     Single/Multi Mode Converters
 
        HS-MS/GE(1.25G) mode converter   NO
        HS-MS/GES(1.25G)mode converter   NO
        HS-MS/AE(622M)mode converter   NO
        HS-MS/MS (155M)mode converter   NO
        HS-MS/FE(155M)mode converter   NO
        HS-MS/SS (155M)mode converter   NO
Click it to collapse.     Slot Multiplexer(protocol converter)
 
        HS-CON201Tel V.35 voice bridge   NO
        HS-CON202Tel voice bridge   NO
Click it to collapse.     Optical Accessories
 
        optical fiber connector   NO
        optical fiber adaptor   NO
        ODF unit   NO
        cable transfer box   NO
        Network cabinet   NO
Click it to collapse.     Optical Fiber Cables
 
        GYXTW   NO
        GJFJV tight tube soft cable   NO
        GJFJV tight tube soft cable   NO
Click it to collapse.     Industrial Ethernet Switches
 

  All rights reserved By GuangZhou HanSun Communication Equipment Co.,Ltd.
Address:Room 810, Research&Development Building .NO.3 Guangpu West Road,Science City, Guangzhou, China.
Tel   :0086-20-85521526 85666086
Fax   :0086-20-82189311
E-mail: yuzhaozhen@gmail.com
MSN   : hansuncn@hotmail.com
Website:www.hansun.com.cn
ICP:05076056